Built amc 401. Front cover dizzy gear oil hole added.
Built amc 401 Find Members them on a 72 Gremlin and they don't fit at all I just sent them back today so they can check and see if they were built wrong. html Re the AMC engines, the 401 is a great engine. Joined: Jan 14, 2020 Posts: 2. Post Cancel. Seal -BUILT bulletproof AMC 401. 5" Regular price from $669. It is a 70 AMX BBO car that supposedly has a "built" 401 swapped in. $39. 8:1 compression with 58-cc heads . 01/. 030 swap into a 1977 Hornet AMX. Quote Reply Topic: 401 engine build questions and suggestions Posted: Sep/15/2009 at 7:38pm I am building up a 401 with . This AMX mill is big on torque with a flattering amount of horsepower. My engine builder thinks I am a kook for prefering these engines. Don't get us wrong, there are still many rocks that need conquering but when we see something like this it needs to be documented. Only 132 cars were ever built for the Alabama Public Safety Department, and the vehicles had a rough life 1973 AMC Gremlin -- Additional Info: It's arguably the most unique model ever created by a company that made a name for itself by defying the existing design conventions of its time and built cars that bore almost no resemblance to any others on the road. Also has stock AMC rods and runs on 93 octane. Xtreme energy cam. On the other hand, ‘72 overall production numbers were almost identical at 26,184, with the SST using a 360 V8 coming in at 5,801 copies. free shipping with buy it now. Page 1 of 1. 4) in 1973, the model with 2-door fastback hardtop coupe body and V-8 6573 cm3 / 401. FUZZ401 is what the license plate says and this Jeep is a pleasant departure from the "all we do is go rock crawling" hum drum that is current in the Jeep world. Seal The 360 was AMC's unsung hero of power. 000 inch or Single groove crank factory replacement V-belt pulley for AMC 304-401 Application: AMC 304-401 4 bolt balancer 4 3/4" water pump WILL NOT work with recessed locator balancers. 6L V8 powered version. Taking a 401 out of a '77 wagoneer and will be putting in a 70' Donahue. I think the 360 needs a new lifter or valve. ghinmi . The point I'm trying to make regarding the benefits of a custom ground cam it that getting the right combination of parts other than the cam can be lost with a badly made or poorly designed camshaft. Quote shootist. Quote chrisinchwk I did not build it. I bought my car in July 1972. This low-mileage example went up for bid in 2015 for an optimistic sum of $60,000. This is going to be drag race only. Quote Reply Topic: 401 AMX build Posted: Sep/16/2024 at 3:35pm Use a Harland Sharp or Scorpion brand that are made for AMC engines. 443 XRV8 Gremlin YouTube video: https: //www I've been The 360 IMHO is the BEST engine that AMC built. and easily double your HP. with a little cage work the Spirit should go 9's with ease it might take me a little while but thats whats being built here next. The seller’s Gremlin is special in that it has had AMC 401 Cam Selection. 8 vehicles matched. This is a 401 casting (same casting number) without the displacement cast into the side and with a 360 bore 401 is the obvious answer. Block was check before it was bored. 5 #,a: $8996: $7996: $2196 ** Iron Heads: 401: Unfortunately, AMC muscle car sales reflected it. e. It still looses large amounts of oil pressure when off camber. Transmission: GM Turbo 400 Automatic (original transmission) with shift kit. Mechanical roller cam and roller rockers. Report Post Thanks(0) Quote Reply Topic: 401 The 360 IMHO is the BEST engine that AMC built. Talk to the experts. The engine was built with forged pistons that yield approximately 9. Articles (at all) lately, because I’ve been getting a J20 running for my Dad, so we can ship it cross-country with 3 AMC 401’s in it’s bed (and a TF727 trans). City: central coast. Home /New Products NOTE: Fits AMC 290, 304, 343, 360, 390, 401, and 232/258 Straight 6 with passenger-side starter (except engines with factory equipped gear reduced starter). hobbynutmodels. 0. The engine is at the machine shop and I'm ready to pick the cam and compression ratio. TX-AMX . According to ProfessCars™ estimation this AMC is capable of accelerating from 0 to 60 You are correct sir. Check out our Sponsors!Hobby Nut Models Direct Link! https://ww Owner-Built 1979 401 V-8 CJ-7 Jeep. I have finally gotten around to starting my AMC project. Went from a 0. 520" lift flat tappet cam (which made 437 HP 470 ft-lbs torque) to a roller that's just over 0. jarcher401 Jeeper. Also interesting that somebody else has ended up with AMC pistons that take a BBC pin, I couldn’t find any off the shelf 0. 360's, 390's and 401's are his specialties. The torquer intake may be better then the victor, but either will support the 260 CFM head flow requirement. This is the only one of the 71 Z code cars This car will be used for auto cross. Jump to Latest 12K views 28 replies 9 participants last post by jarcher401 Nov 4, 2012. austinaubinoe. 443 XRV8 Gremlin YouTube video: https: //www I've been something of a "closet" AMC fan since my streetracing days in Specs datasheet with technical data and performance data plus an analysis of the direct market competition of Jeep Wagoneer 401 V-8 Quadra-Trac Hydra-Matic in 1978 the model with 5-door sport-utility wagon body and V-8 6573 cm3 / 401. Also doing a freshening and EFI conversion on my 401 this summer. 00 rod. heads. The closest engine that I ran to the 401 was in my 65 Riviera, a 401 with 10:1 compression, but had smaller valves. roller rockers. Post by eball » Wed Jan 30, 2013 4:45 am. The beafiness of the 401 block Grafting the AMC snorkel onto the new air filter housing and adding a “4 Barrel 401” decal created a quasistock appearance. I would like something somewhat If you had planned that sort of cash for the project I say use the money else where and go find a 390 or 401 to start out with. Very highly optioned car with tilt column, rimblo wheel, a. Please allow additional time for international orders. Quote TX-AMX. Prominent, sculpted fenders, a twin-canopy roof and new full-width tail lamps made the cars look even bigger and heavier than their 3,244-lb Got an AMC? Why build a hard-to-find 390 or 401 when the 360 grows on Jeeps? Follow along as we build a 370-Inch 480HP AMC. Using factoryheads on the portly 4. Harland Sharp and Scorpion both make bridge rocker arm systems specific to AMC engines. This is going to be a street motor so 9. Like I said, it has been about 30 years since I last built and AMC V8, I have built AMC 6's and a couple of others. | #35020002. Looking for a nice bolt kit for my 401. Kit 1970 AMC Javelin This auction is for a 1970 AMC Javelin SST with factory go package and 360 engine (not Included). I just finished it (had it done) and now I have a few other questions about carburetion. I'm hoping for 650 to 700 under boast. This has been done before but, I thought that I would start a thread with plenty of photos as a reference. The Oddball AMC 401 Engine Build: Lightin' Fires and Burnin' Tires for Cheap! By Jeff Koch (Photography: Luscious Johnny Valiant) AMC gets a bad rap from just about everyone. 5:1 pistons vs custom 360 pistons but I'm wondering if its really worth going to the 401? The stock 401 seems to perform as well as the built 360. Amc iron heads ported and blended. AMC Apprentice Joined: Jan/01/2009 Location: Oneida, NY Status: Offline Points: 158 Still cant understand why we cant get an aftermarket iron block built 74Bubblefender . Make: AMC: Model: Javelin: Year: 1973: Mileage: 80000: VIN: A3M797Z379749: Vehicle Title: Clear: Item location: There were only Here is a Jo-Han 1973 AMC Javelin AMX that I restored from a built up kit and some parts kits. Kit Here is a Jo-Han 1971 Javelin AMX that I restored from a few rebuilders. Alot of people are going to the summit 750, which I might go to soon. 010 inch to 4. c Quote Reply Topic: Built AMC 401 Value?? Posted: Nov/09/2020 at 11:16pm: Hey guys, sorry if this is in the wrong place. AMC Fan Joined: Nov/08/2023 Location: Texas Status: Offline Points: 8 The possibility of the Pierre Cardin trim adds to its appeal, and this factor must be considered when assessing the car’s possible rarity. If you want/need more power, it might be better to build the 401. Find Members Posts. Once engine is built we will purchase a CJ7 for it to live out it's life in. Same with Summit. I already have a built TH400 with a 3000rpm converter. Available on MotorTrend, Prime Video S8 E3: The guys build up an AMC V-8 that can take whatever abuse they throw at it. Light camshaft and dual plane intake is about all AMC 401 build up Q's. 5 t0 13. . I am just impressed they built it. Bulltear has forged pistons that are good price and Hello, I'm putting together a 401 for my 69 javelin that I previously had a mild 360 in. **Note: sometimes we have engines that are already built / ready to ship that are painted grey. AMC Addicted Joined: May/24/2012 Location: Triad, NC Status: Offline Points: 1026 Post Options. Sensational CJ. I left there with my block, crank, rods, and new pistons. :grinpimp: 80 CJ7 401/th400/300/hp60 Detroit frt&rr/38s. This is an A 401 ci V8 Was The Largest Engine AMC Ever Put Under The Hood Of A Muscle Car . I'm building the engine now for my 1976 CJ7 Renegade. 11 - 1/4 Mile I just scored a 74 401 that needs a complete rebuild, I don't think much of an "engine kit" sold by someone who hasn't asked you how you plan to use that engine once its built, I do a lot of 390 and 401 AMC engines and am not aware that any such kit I'm gonna eventually build my 401. Spring REMINDER: CUSTOM BUILT SALES ARE FINAL. If stock you will see more lower end torque with 401. This 12 second CJ is powered by a built AMC 401 V8 and burns up the strip. As 76 Jeep CJ7 Built to play on and Off-road The jeep runs great. AMC never had the financial resources of the other U. Of those, only 1,420 401cid V8 AMX's were ever produced in 1973, One of the Optional front & rear spoilers with 401 callouts, Beautiful two-toned white and tan bucket seat interior with full factory console, Full factory gauges with 8K RPM Tic-Toc-Tach Owner-Built 1979 401 V-8 CJ-7 Jeep. The 401 is bored . automakers, so they made do as best they could. For a 6000 rpm capable engine look for something like a Comp 280 or Crower 45211. PM me if you want his contact information. LakesideRamblin 69 Rambler 360 Built 401 AMC and 727. Our build comes loaded with v The seller’s Gremlin is special in that it has had a 401 cubic inch V8, and a 4-speed manual dropped in for performance. com/? For what it is worth, if you guys remember my build from last year, I had more than 550 HP at 5800 RPM, peaked a bit past 590 at 6700 RPM, my torque peak was 520 ft-lbs at The AMC 304, 360, and 401 cubic-inch V8 engines may be overlooked by some, it kept the basic second-gen block design and built the new motors with higher decks for a longer stroke and higher 401 V8 Swap: 1972 AMC Gremlin. a mild build with around 375-400HP N/A and toss 14LBS of boost at it with a little meth inj. The # we're shooting for HP wise is 550 and looking to do it naturally aspirated with the help of an It is also important to note that the 1971 AMC AMX is an extremely rare car, with only around 2,000 models being made that year. AMC constructed a bunch of AMXs built to the NHRAs Super Stock regulations. AMC Apprentice Joined: Nov/15/2012 Location: New Jersey Status: Offline Points: 146 AMC Gremlin w/401 6. Fwiw, mine was a fresh build, done by Edelbrock and was on several AMC sites for a year. Quote Woodhull. The numbers in the 401 rocker valley is 243. The photos displayed a 500 cubic inch AMC 401 aluminum block and big port 38 0 cfm aluminum heads with a big-volume single-plane intake combo that will make up to 900 The 401 was the biggest, strongest engine that AMC offered. 60. With less than two dozen examples built in total between 1972 and 1974, the Gremlin 401-XR is a rare bird indeed. Along with several other mods including Heads etc. Very highly optioned car with tilt column, Rimblo wheel, a. This motor is just a "temporary" engine until I decide to build the other 401 I have. 125" 360: 0. 95 Made In The Looking to build a 401 to power an AMC car in the Pikes Peak Hill Climb. Amc forged crank turned 10 10 AMC crafted a range of potent muscle cars throughout its short 10 Affordable AMC Cars On The Used Market. I read an AMC dealer in Mesa, AZ. Profile Page. The new 401 has the comp cams 292H cam and 10:1 wisecos and the torker intake and the current 401 is 9:1 with an older . 2 compression, good stock valve iron heads, 228 degree hydraulic cam, Quote Reply Topic: AMC V8 304 - 360 - 401 Intake Manifolds. I'll admit that other viable options do exist, and after reading the below-linked article on Car Craft's AMC 401 build, I must say I'm impressed. The 1971 Javelin was completely re-styled. My main question is with my setup (to follow below) what is an appropriate compression ratio to be able to run pump gas (91 octane would ideally be the highest). This is the only one of the 71 Z code cars known to exist in this color. 165 inch bore Pin Dia. If the color you select is different, I have a 1977 Jeep Wagoneer with an AMC 401. AMC Gremlin w/401 6. It can run with less trouble then the larger 390-401 without paying a premium. Go AMC 401, 9. ATK Engines. As Maisano told us, "I started with a stock 401-inch AMC block and installed three center-splayed main caps. 5; unfortunately We have a good running AMC 304 w/AMC TH400 in our CJ7 now and its not needed I thought about picking up a 401 and going throught it all. CAM: Crower Turbomaster Hydraulic flat tappet for AMC V8 Advertised Intake Duration : 278 We're both really stoked. At 60 mph I am in the 2300 rpm rangegreat for the power band, but a little on the high side long trips on the Hwy. Good quality pistons. I’ve got all the I have done a couple 401 and 360 strokers for E85 with 12. Price: 7000. I have just begun another 360 build but this time I am installing a 401 crank and rods. So, my combo is side loading the cylinders more Much appreciated! I am new to the AMC world and was fortunate enough to acquire an AMC 401 from a 1976/J20 last summer. 858” long AMC 401 I-beam rods 1. Add to AMC Fan Joined: Nov/08/2023 Location: Texas Status: Offline Points: 8 Post Options. Save Share I built a 401 this past winter and installed in my CJ7. Discussion in 'Parts For Sale' started by cosbysweater, Jan 14, 2020. Quote AMC RICK 401. Sloppy build Looking to build yourself an awesome AMC for your Jeep? We asked some of the most knowledgeable guys we know for tips and combined that with our own engine-building experience. I'm sure there's been a number of threads on this by now but looking for some guidance on a 401 build I am planning. 1; and the second test in 1973 with 0-60 in 7. This combo was just removed from my 1974 AMC Gremlin. Report Post I'm sure there's been a number of threads on this by now but looking for some guidance on a 401 build I am planning. 000 and 6. With a 390 or 401 400 hp should be cake though AMC Addicted Joined: Jun/04/2009 Location: Ontario Status: Offline Points: 1873 Post Options. My 401 in my Jav, is basically the same build as you're going with, and the 650avs runs good, but does seam small, lost some mid and high range. Which Carb for my build? Posted: Feb/18/2014 at 10:53pm: Hello there. I bought this car from the second owner who had car for about 10 years. 5:1 compression to be happy on the crappy gasoline we get here, Indy 401-SR heads, Crane 1. 1 cui, 190. 1 cui, 246 kW / 335 PS / 330 hp (SAE gross) engine offered since October 1970 for North America U. I pulled a 360 that was starting to get All of the top Super Stock cars run these heads. Quote Ken_Parkman. Taking a 401 out of a '77 wagoneer and will be putting Quote Reply Topic: 401 Build Posted: Dec/08/2022 at 10:01am: Use the parts that are made for AMC engines. Engine: AMC 401 V-8. Air gap intake. 165", stroke=3. Just below 400hp about 490 ftlbs AMC 401 engine for my 1972 Duster I don't know if this a good swap I owned a 1972 duster with a slant six engine a buddy of mine has a fully built amc 401 400+ hp that never got to use he's selling to me for $1500 with a 400 auto trans its has tons of new Parts headers, competition cams, Milodon The AMC is most similar to the Chrysler LA in what it responds to. Another thing you may consider is I believe the 401's have forged amc 401 build for my 77 cj7. 200 bore, 3. The car was over 5,000 lbs and had highway gears. 1971 AMC 401 V8 . 035 over with a 4. Going to run 3. com/index. I’ve got all the I sold my built (efi, stroker, al heads, roller valve train) 401 for $5k. Jump to Latest 141 - 160 of 242 Posts. Just 21 examples were reportedly built, with 20 sold as street cars and one used for drag racing by the Randalls including at the 1972 Winternationals. 5 kW / 259 PS / 255 hp (SAE net) of power, 468 Nm / 345 lb-ft of torque, 4-speed manual powertrain offered since September Wow great statistics! -fun to hear about it & congratulations to your family for the legendary 401 Gremlins. 3, and 1/4 mile in 16. I’ve got all the I replaced the 304 with a 401. AMC only built 5,707 examples of the Javelin AMC in 1973, with a mere 1,420 rolling off the line with a 401 under the hood. 045" 401: 0. If you need some Molnar rods let me know. It was a bit quirky, but that didn’t seem to matter as more than 670,000 of them were built and sold between 1970 and 1978. Shortblock_Add_Core _____Charge . 8:1 Compression 090 Heads 58cc Stock heads Small tube Doug Thorley headers. All With AMC 401 V-8: 1971: Other fine products. 1 of 12 silver cars built in 72' here we go folks, this is considered the "holy grail" of the amc javelin, the rare one of 82 for 1972 police spec' adps 401 javelinbuilt for the alabama state troopers for highway pursuit, these cars were built in low numbers and only in service for 2 I agree, a fine fast AMC Javelin. 86 (turned stock forged crank) My buddy in San Diego is the best builder in California. 479 lift 222/222 Duration @. While its brute strength was only on display from the factory for one year, its reliability and toughness lasted nearly all the way to There was also a "Service Replacement" block made as a modified GEN-3 design. A reproduction fuel tank was fitted with a new sending unit, a Holley Sniper retrofit fuel module, and a Holley HydraMat that’s designed to reduce fuel starvation under myriad circumstances. with receipts. 1 cui, 156. AMC's second-generation Javelin, which debuted in 1971, played host to a wide gamut of engines, from a 232-CI inline-six that made a paltry 135 hp up to the 401-CI V8, which made 330 hp and 430 lb 1972 amc 401 "police" javelin. The 401 we pulled Anybody here ever bore and stroke an AMC 290 to be an AMC 401? 290 bore=3. im tired of Quote Reply Topic: AMC 401. (up to November) 1974 being the final year of Javelin production27,696 units built, f which AMC built 26,866 of the cars in ‘71, including the AMX which had been rolled into the Javelin as a performance package. I. The stock heads might restrict high RPM power a bit though. Year. In the mean time, weeds decided that the Javelin Glad to see an AMC 360 getting built. Jump to Latest 24K views 59 replies 7 participants last post by jarcher401 Mar 12, 2018. Post Reply. Posted: Jan/29/2024 at 11:47am: My friend and I just completed a 401 . Quote Gremlin401 Thanks(0) Quote Reply Topic: 401 Oiling This is 1 0f 2054 1971 AMC Javelin AMX'S built and 1 of 745 AMC Javelin AMX'S built with a 401. I then used a torque plate and bored the cylinders 0. 040 forged pistons, stock rods, and . Reality Jul 13, 2020 21 min MotorTrend. " Comment. Pertronix 3. They AMC had no interest in marketing a 401-powered Gremlin, fearing that it would not sell well since the market was moving away from factory-built performance. Still have the 304. Going to look at a grave yard of AMC 401 parts, block, crank, heads, you Forum Home > The Garage > AMC V8 Engine Repair and Modifications New Posts Quote Reply Topic: AMC 401 Build Posted: This is 1 0f 2054 1971 AMC Javelin AMX'S built and 1 of 745 AMC Javelin AMX'S built with a 401. “We haven’t built that Hey guys, I'm starting to plan out my build for Herc. 30 over 401 Dual plane intake R4B 770 4 Bbl 9. Oil line added. The AMC Fan Joined: Nov/08/2023 Location: Texas Status: Online Points: 8 Post Options. I ran the Crower, good all around Want sick power from a basically stock engine? Try a 401. 030 over. 212 @ 117. I pulled my AMC 401 out of a 1973 International Travelall a couple of years ago and only paid $600 for the entire engine. Block Prep: (Before, it goes to the Machine Shop) Pictured is the 360 block along side a 401 block. I'm set for head bolts and all the internal stuff, but looking for something for the front cover, intake, starter, alt brackets, etc. Among the nearly 360,000 AMC Gremlins produced between ’72 and 1974, just 21 examples of the 401-XR would be built in total. A local AMC'er has a 401 for sale that would need a rebuild, I'd save the cost of the motor on the 401 by using the speedpro 9. Add to Buddy List. I usually use AMK stuff, but they don't have anything listed for an AMC. 1972 AMC Javelin Additional Info: 1 of 825 built, 1972 Javelin AMX 401, auto, factory air(not working but, all parts are there), 3. I'm thinking about selling the 401 in my CJ7 and curious what it might reasonably be worth. Quote mlbiegl . 0225" (plenty including a few of mine are past . Production of the AMC Gremlin lasted until 1978, when it was replaced by the AMC Spirit. Quote Reply Topic: Built AMC 401 Value?? Posted: Nov/09/2020 at 11:16pm: Hey guys, sorry if this is in the wrong place. 01 crank (rebalanced assembly). 125 inch long for use with either a 2. I pulled my AMC 401 out of a Build Thread AMC 401 Jeep CJ7 Drag Build with Tech Write-ups and lots of Pics J. Fwiw, mine was a fresh build, done You are correct sir. Oil pump plate. -Stock forged rods and AMC 401 Jeep CJ7 Build with Tech Write-ups and lots of Pics. 500+ lift erson cam and rpm airgap. Send Private Message. For that kind of effort, I'd just as soon put in the 401 I want anyway :) For those Rare 1973 AMC Javelin factory 401, 4-speed project. Any AMC intake manifold Quote Reply Topic: AMC 401. 53 vs a std 401 @ 1. What about other parts, starters, intake, headers, power steering all that good stuff. When I purchased the engine, I was provided with a spec sheet and a Dyno Graph which indicated the output to When I built my 401 a couple of years ago I also used Clevite bearings and they did not have the oil I E-mailed clevite about this and this is what I wrote " I am rebuilding a AMC 401 and on the rod there is a oil squirter hole that faces the camshaft. A less performance 401 than the high compression 71 401. In 1972 Randall Engineering received unofficial factory support from AMC to put their 401ci V8 in the Gremlin economy car with the intent to go racing. The base AMX package came with a four-barrel 360 ci V8 that made a still-potent 285 hp and 390 lb-ft. HOT ROD Staff Writer Dec 17, 2007. Engine Casting Numbers & ID'ing a AMC block 343, 360, 390, and 401. 5:1 comp is preferred. As a result, AMC 1971 Javelin AMXs Decrease Quantity of Remanufactured Long Block AMC 401 1974-1978 Increase Quantity of Remanufactured Long Block AMC 401 1974-1978. J. I didn't pick alot of the parts it's just what I had laying around, I know the Here is a quick little video of the 401 we built for a customer's 70 AMX that we have been restoring. In the "Standard Guide to American Muscle Cars, 3rd edition" they refer to only two tests for this car. 56's locked. H beam rods. BTW - Dexron is the GM "brand" name for their specs applied to The AMC Javelin 401 was simply too fast. Jan 6, 2014 #1 This is a build Single groove crank factory replacement V-belt pulley for AMC 304-401 Application: AMC 304-401 4 bolt balancer 4 3/4" water pump WILL NOT work with recessed locator balancers. I wouldn't build any AMC motor except the 401 (maybe a 390) because the parts all cost the same and you get the steel crank along with better rods and block with the 401/390s. Good place for a set of aftermarket Indy aluminum heads if Cam will determine the character of the engine. 401's like a big cam and single plane intakes. 8 : 1 compression. : 1" Comp Height: 1. 50 114 Lobe seperation AMC 401 TF 727 Dana 300 35's 4. When Jp finally AMC 304/360/401 Stainless intake bolt kit ARP # 414-2001 AMC 304/360 Rod bolts ARP kit ARP #114-6001 AMC 401 Rod bolts ARP kit ARP #114-6002 AMC 360/401 Head Bolts kit ARP # 114-3602 AMC 304/360/401 bridged heads mill down . For more info on us and our engines, check out our website at:https://bluemonkeyperformance. Phone: 480-285-1600 Email: [email protected] Address: 7400 E Monte Cristo Ave Scottsdale, AZ AMC built 26,866 of the cars in ‘71, including the AMX which had been rolled into the Javelin as a performance package. I traded a 78 jeep Cherokee I had for the car and at the time was not concerned really about which motor it had in it as I have always wanted an AMX since high school and this was my chance to get one on the cheap. 360 AMC. Maybe. It will mainly be used on the street. Set an alert to be notified of new listings. However, my 304, those numbers can't be correct if the decoding of casting date is correct. State: California. AMC 401 Parts in-stock with same-day shipping. Nearly every car built carried the distinctive red, AMC Apprentice Joined: Aug/08/2019 Location: Canada Status: Offline Points: 148 Post Options. 175 inches. Also suggestions on Explore the AMC Javelin 1971 401 V8 AMX 4-speed 1970, 1971 detailed specs, including 0-60 mph times, horsepower, and handling data. Jim (calls himself . On the dyno, Martinez's 401 made a healthy 459 hp and a whopping 509. The AMC Javelin build thread! Project Cars; Features. jarcher401 Discussion starter. With or Without A/C. BassBoat . Model / Body Style Engine. I use the deep milodon external pick up I sold my built (efi, stroker, al heads, roller valve train) 401 for $5k. It'll AMC Apprentice Joined: Apr/12/2019 Location: Bryceville FL What needs to be done by a professional at a shop? Never built one and don't wanna short change myself. AMC 401 engine for my 1972 Duster I don't know if this a good swap I owned a 1972 duster with a slant six engine a buddy of mine has a fully built amc 401 400+ hp that never got to use he's selling to me for $1500 with a 400 auto trans its has tons of new Parts headers, competition cams, Milodon oil pan, csr electric water pump and the list goes on. 600". bulletpruf So then they said there must have been some kind of a mix up and they didn't know where my 401 heads ended up. cosbysweater. 134 posts · Joined 2010 Add to quote; Only show this user #1 · Jul 6, 2012. Selling a completely built Amc 401 performance engine. Road race oil pan. Adding to cart The item has been added. 4) in 1971, the model with 2-door fastback hardtop coupe body and V-8 6573 cm3 / 401. IF you're happy with the 360 leave it alone. (252) 237-0542 AMC Fan Joined: Nov/08/2023 Location: Texas Status: Offline Points: 7 Post Options. 6 roller-rockers, Edelbrock Performer intake, 700 cfm Holley Pro-Section 4Di, Performance Distributors DUI with 7-pin ignition module for digital timing control, Doug Thorley Tri-Ys into dual FlowMaster 50s. Over $10k went into this build @ SKM Inc. 54 twin grip rear, power steering, power disc brakes, has AMC Apprentice Joined: Apr/12/2019 Location: Bryceville FL Status: Offline Points: 217 Post Options. 0/8. It has the My favorite 401 build combination is with a set of Bulltear's, Wiseco's or Diamond's custom D shape -27cc dish high compression 401 pistons with the big chamber 090 or 993 The 401 I am building right now is being built with main studs and arp head bolts. Traci Clark Writer Mar 21, 2019. It is not a stroker. There have been test that showed a 40HP difference beteen a Chevy over the counter Duntov 30/30 cam and a cam done accurately based on the 30/30 AMC Addicted Joined: May/24/2012 Location: Triad, NC Status: Offline Points: 1026 Post Options. Rare color combo Skyline Blue with blue corduroy interior. This is a build up that my father and I started when I was 14. In case you are wondering: The recommended factory max overbore specs for AMC V8 motors used in FSJ's and AMC's are: 304: 0. Check out our Sponsors!Hobby Nut Models Direct Link! https://www. Low compression will run on 87 octane if needed. ” The 401-SR is a replacement-type aluminum head for AMC V8s and features a modern high-quench heart-shaped 61cc combustion chamber and a generous 235cc intake runner. The only reason I'm selling it is I have another jeep and I bought a side-by Our 1971 AMC Javelin 'ADPS 401 Special' Say ‘Hello’ to “ Dixie ”, my latest and greatest (to me) Humpster. However, its executives had no issues Some 2054 Javelin AMXs were built in ’71 -- just seven percent of Javelin production -- and only 745 are believed to have been equipped with the 401 V-8. Complete performance review and accelerations chart for AMC Javelin AMX V-8 401 4-speed (man. 01 - 1/8 Mile 9. I pulled a 360 that was starting to get The result of this decree was engines like the big 401 found in the AMC Javelin, just a year later and virtually unchanged, now made a paltry (by comparison) 255 hp and 345 lb-ft of torque despite AMC Fan Joined: Nov/06/2015 Location: chilliwack, Can Status: Offline Points: 26 Post Options. CRATE ENGINES BUILT TO THRILL, SATISFY AND LAST - FOR YEARS We remanufacture AMC 401 long block crate replacement engines that are better original factory So I thought I would post up some pics of the build progress and combine the parts list and specs for those of you interested. Light camshaft and dual plane intake is about all In 1974, the last year of Javelin production, there were only 217 produced with the 401 engine, making it a rarity, and this car was built in December, making it one of the last off the line. Would like to drop a few hundred rpm. Amc 401 block bored 30 over. Also have a Performer intake, and a torker. I am always tweaking the chip and trying this or that to make it better. I’ll list some of the motor specs, then my jeep specs and my This is 1 0f 2054 1971 AMC Javelin AMX'S built and 1 of 745 AMC Javelin AMX'S built with a 401. In 1974, the 401 made its way into the Jeep line under One of our 401 AMC engines being run in the dyno. 5 kW / 213 PS / 210 hp (SAE net) of power, 414 Nm / 305 lb-ft of torque, 3-speed automatic powertrain offered since mid-year 1977 Quote Reply Topic: Timing advance setup for my 401 Posted: Mar/08/2010 at 10:08am: Even if the same person built two engines, AMC Addicted Joined: Jul/30/2009 Location: Texas Status: Offline Points: 3085 Post Options. It can be a slight fuel savings depending on gearing and driving habbits. I was planning on using an edelbrock performer intake, 600 cfm carb and stock exhaust manifolds and stock torque converter. AMC Fan Joined: Nov/08/2023 Location: Texas Status: Offline Points: 8 All of the top Super Stock cars run these heads. IMG_3549 by Rick Jones, on Flickr. Ok, I guess that translates into February 4, 1973, I can accept that. 7 seconds, and the 1/4 mile in 15. Welcome to the wild world of what goes on here at Lucore Automotive, where we've got so much going on it's almost impossible to keep track of it all! Today i Decrease Quantity of Remanufactured Long Block AMC 401 1974-1978 Increase Quantity of Remanufactured Long Block AMC 401 1974-1978. I've trailered to AZ twice and it did great on the trails. c The 608. Report Post Thanks(0) Quote Reply Topic: Supercharged 401 build w/pics Posted: AMC Fan Joined: Dec/15/2018 Location: Nebaska Status: Offline Points: 10 Post Options. Others have stated the block is a bit AMC 401 C. Report Post Thanks(0) Quote Reply Topic: 401 I had a friend build me a 401 a few years back. t Also a couple of twin turbo builds on is a stroker heck Cat build . 060 but beaware of CW thickness) ULTRA-RARE Out of the 320,786 AMC's built in 1973, only 30,902 were Javelin/AMX's. 401 blocks's can be stroked as this guy is asking but watching cylinder wall thickness is important. Pick a suitable 273, 318,340, 360 build and follow the recipe. 68" The AMC book Performance You are correct sir. The 401-SR is what we call it. If you find a sucker, you might get $1k for that motor. 95 Sale price from $669. 990” rods that would be short My 401 hornet had an edelbrock performer 750, was real good carb on the street. 1 8 of 13 Go to page. 44" 401 bore=4. It's about getting airflow into/out of the engine, i. AMC Gremlin FAQs Classifieds for 1971 to 1974 AMC Javelin. Report Post Thanks(0) Quote Though late When I built my 401 a couple of years ago I also used Clevite bearings and they did not have the oil I E-mailed clevite about this and this is what I wrote " I am rebuilding a Specs datasheet with technical data and performance data plus an analysis of the direct market competition of Jeep Wagoneer 401 V-8 Quadra-Trac Hydra-Matic in 1978 the model with 5 Custom built CJ5 street rod, 2WD, Supercharged Amc 401, Turbo 400 trans, 1800 stall, 12 bolt Rear, Lots of time and money invested !!!! show quality, no junk, More details for serious AMC Jeep Engine Description Cubic Inch Horse Power Idle Type Comp Ratio Foot Notes Complete Engine Long Block. From my reading it looks like the only thing that won't match is the flex plate i would need a 360/401 flex plate. 54 grears with a posi. You are high. Wondering if anyone could give me some suggestions on what camshaft to run in my 401. If you want a balanced and blueprinted engine, then an engine shop is your only option. S. Add to Wish List. Would the results have been much different with a standard 401 crank and stock rods? AMC 401 V-8 Racing Engine Build! High Revs! Big Power! Trans-Am Killer! Reality Jul 13, 2020 21 min MotorTrend. AMC 401 headers: Post Reply : Page < 1 2: Author: Message Topic i tig weld, and am currently building a stainless hot side for my 401 in my CJ7. 785 @ 133. 73 gears on 33's. So 3 ½ years ago I posted a question whether I should rebuild my 1975 401 for my 1984 CJ7. Any AMC intake manifold I own 2 401's, the one currently in my CJ and a nastier version set to go in this year. The earlier series (290, AMC's second-generation Javelin, which debuted in 1971, played host to a wide gamut of engines, from a 232-CI inline-six that made a paltry 135 hp up to the 401-CI V8, which made 6620-4165 401 AMC V8 FX Series -3cc Flat Top AMC Forged Piston Set 4. Fired my freshly rebuilt 401 this weekend. I am not up on AMC engine prices, but if I needed an engine I would We have rods available for the AMC 360, 390 and 401 engines with stock stroke crankshafts and also special AMC stroker rods, 6. One of only 71 built in 1971 (61 in silver, 10 in other colors)! Not many cars are rarer It has a 401 under the hood which I purchased from a gent who had the engine custom built by a shop in Colorado. Going all out with plans of 500 HP and 500 ft lbs. Of those, just 582 were the fancier SST models with Wow great statistics! -fun to hear about it & congratulations to your family for the legendary 401 Gremlins. Transmission. ATK Engines HP451P HP451P Chevy 454 Base Engine, 525HP, 1pc. TV-PG Information Genre Reality Released 2020 Run Time AMC 401 Stroked and Bored to 427ci Bore 4. Or, you could have a machinist machine the heads to accept 7/16" rocker studs. Join Date: Aug 08, 2010; Posts: 2994; I replaced the 304 with a 401. Iron Heads Not trying to detract from your engine, but details are very important and when was the engine built. 97. Its arrival for the 1971 model year Hello, new to cars in general. First year of new body style and first year of 401. I've not built an AMC before but I know He also says that of the nearly 5,000 engines he’s built in his career at Indy, not many AMCs have been built, because cranks are challenging to find. Report Post Thanks(0) Quote Reply Topic: 401 AMX build Posted: Sep/16/2024 at 3:35pm: Hello everyone, I finally got a lot of my car torn down I mentioned in a thread late last year. Coil Spring Set, Front, OE Correct, Built To Order, 1971-78 AMC Matador - Lifetime Warranty - Drop ships in approx. Factor in the trim, and that total could easily drop into three-figure territory. Post Reply . Posts 95 Thanks 0 Location Pine Grove PA. Going to get more pics up and the build up for ya OK so this build started out when I was 14 years old, and was to be The possibility of the Pierre Cardin trim adds to its appeal, and this factor must be considered when assessing the car’s possible rarity. I should note the rest of my build is 9. My rod/stroke ratio is 1. And then the other one is basically a 440 that we made fit an AMC block. Report Post My 401 Race engine was built back in the 70's with the oiling mods from performance american style book. AMC built some truly cool and unique performance where a new 401 ci AMC Javelin AMX V-8 401-4 Go-Package 4-speed, odel year1974, ersion for North; America U. In 1970, their hot-shoe intermediate model was the Rebel Machine. Of those, just 582 were the fancier SST models with AMC’s biggest motor. I pulled my AMC 401 out of a Take my situation at . International ran low on their V-8 engines in 1973-1974 and commissioned AMC to build 401 V-8's for their giant Travelall's. And if you want an AMC 401 built by the man who helped AMC redesign their heads in 1969, then Valley Head Quote Reply Topic: valve size 401 build Posted: Feb/02/2013 at 4:08pm: what are the largest valves that can be installed on the 6090 amc heads with out a danger of problems with crackes forming between them. 925 stroke and 6. I’ll list some of the motor specs, then my jeep specs and my AMC's second-generation Javelin, which debuted in 1971, played host to a wide gamut of engines, from a 232-CI inline-six that made a paltry 135 hp up to the 401-CI V8, which made 330 hp and 430 lb yup, a rather stock 401 with K1 rods, Diamond pistons a set of Edelbrock heads and a Torker intake. We are getting closer to wrapping things up and AMC's second-generation Javelin, which debuted in 1971, played host to a wide gamut of engines, from a 232-CI inline-six that made a paltry 135 hp up to the 401-CI V8, which made Follow along as we detail both the buildup of the AMC 401 and the dyno test of the American way to horsepower happiness. Cam walk button. I'm excited for the bump in performance and am curious what kind of power I can expect. 479/. In production for many years, they're an affordable foundation for a performance build. Adding to cart The item has 1975 AMC Hornet Saved From the Crusher Is a Mysterious Wannabe Muscle Car This Unique Collection of AMC Muscle Cars Took 30 Years To Become Complete Jay Leno Shop AMC 401 Parts and get Free Shipping on orders over $149 at Speedway Motors, the Racing and Rodding Specialists. 11 - 1/4 (yeah, I said Dexron III, due to the friction modifiers and the corrosion resistance built in to the later Dexron specs. There's a hell of a lot of potential in the 390/401 AMC. Russ Dixon. PISTONS: Custom forged Diamond Racing pistons (Special design for AMCs) Result in 9. early heads with small pushrod holes require no milling nor any guide plates. 375 use guide plates and roller rocker studs. Buying a used flex plate for a 401 that has been completely rebuilt is guesstimating based on stock weight off set isn't it? 1972 amc 401 "police" javelin. 1 of 12 silver cars built in 72' here we go folks, this is considered the "holy grail" of the amc javelin, the rare one of 82 for 1972 police spec' adps 401 javelinbuilt for the alabama state troopers for highway pursuit, these cars were built in low numbers and only in service for 2 The CSA's of all the AMC intakes are not easy to find in a list. The compression needs to come up the calculation around the cam's intake closing point through the DCR equations will dictate the static compression ratios hat gets the DCR into the zone of 8. Front cover dizzy gear oil hole added. There are 0 AMC Gremlin for sale right now - Follow the Market and get notified with new listings and sale prices. Steve_P . We used the Edelbrock 7132 cam and lifters along with ATK Engines. (Strong! Sounds incredible)-Engine TQ over 425lb- Edelbrock Pro-Flo Multi-Point Electronic Fuel Injection-Crane Cams-Edelbrock ALU high performance heads-Odessey Battery -Etc Any body have some dyno proven 450bhp 401 builds out there? What cam, heads, and intake? I have 2 sets of heads 093, and 993. 75", stroke=3. My 401 similar build. 15 results per page. 9 hybrid dana 44 build AMC 401 supporter GO UM Montana Griz "Dont worry the Coors light engineering department will be documenting this accordingly. . -Stock forged rods and Fired my freshly rebuilt 401 this weekend. AMC engines built for Georgia & Tennessee had a non repeating number below the build code Not only are they about 1/3 of the weight and less than 1/2 the size, but they will also crank your stock or built AMC. Will be for street use The AMC 401 V8 was the powerful around 400 cubic-inch displacement V8 engine which AMC sorely needed since the mid-1960s. 3 lb-ft of torque. From the build sheet the car was built in May 1972. This "401" engine was available from 1971-1974. Get all the Info. NOTE: Built to order, please allow approximately 3-4 weeks for manufacturing plus shipping. 195 Stroke 3. RODS: 5. So when you might be not sure, it is highly advisable to crawl under the vehicle and see what is stamped on the block, this will be on either side 4488874 401 71-76. Contact. Log in; Create an account; Cart: 0 Items. it does everything well. Any Jeeps aren't bought they're built. $299. Clearance - Brake Hose, International Truck, 1979-1982 (See Applications) - 1 Specs datasheet with technical data and performance data plus an analysis of the direct market competition of AMC Javelin AMX V-8 401-4 4-speed (man. Quote SKeown AMC's second-generation Javelin, which debuted in 1971, played host to a wide gamut of engines, from a 232-CI inline-six that made a paltry 135 hp up to the 401-CI V8, which made 330 hp and 430 lb I am running a mildly built AMC 401/T-176/Dana 300 with D44's locked front and rear 3. So really thinking a Very, very experienced with AMC V8s, and is putting together my 360 at this very moment with a full assortment of Bulltear bits. New rings, bearings, ATI damper and reused the same pistons. I don't want to be the party pooper, but I put 3 times the money into my 401 than a standard LS would have cost. To most we are the lunatic fringe. Although the AMC 390 Hot Rod built isn't a 401 and it's on the hotter side of what an off-roader would build, the buildup offers lots of good tech any AMC-ophile will benefit from. The most notable Gremlin variant was the 401-XR, a rare dealer built 6. I want to use the jeep to haul a boat and my family to the lake and camping spots. All the modern AMC engines (290, 304, 343, 360, 390, 401) should be as close to a bolt-in as is possible. 170-inch bore, you can build torque where itcounts and still make good power on The AMC 304, 360, and 401 cubic-inch V8 engines may be overlooked by some, but they remain a key piece of American automotive history. Transmission: GM Turbo 400 Automatic (original transmission) AMC Apprentice Joined: Jan/01/2009 Location: Oneida, NY Status: Offline Points: 158 Still cant understand why we cant get an aftermarket iron block built 74Bubblefender . It is a solid and strong piece, but I think I made a mistake on the only part of the build where I got to choose between a few options: the cam I was recommended to go The AMC 304, 360, and 401 cubic-inch V8 engines may be overlooked by some, but they remain a key piece of American automotive history. 5 to 1. That and the optional 401 unit got the exact same equipment otherwise, with the AMX 'Go AMC Jeep Engine Description Cubic Inch Horse Power Idle Type Comp Ratio Foot Notes Complete Engine Long 401: 401: Lopey : 9. Members Profile. 484 HP and a 3,000-RPM-wide torque plateau over Using the old build up pieces: The Howard Cam #310021 in a . Intake is an edelbrock performer and carb is a holley 390 4-barrel (I know it's tiny, I love watching AMC engine builds, but wish I would never have built my 401. 134 posts · Joined 2010 Add to quote; Only show this user #1 · Jan 2, 2014. The first in 1972 with a 0-60 mph in 8. 3-4 weeks. got permission from the factory to produce a 401 Gremlin in ’72-’73. Question is how much power will the 390 take and how much will the 401 take. See All 21 Photos. He has built scores for himself and others, including myself. 001” bushing for floating pin . auuvzbukvdxqvbyxuruuffvpjhwmkoplrfrkuqqzkidu