Mgb noisy tappets So it doesnt specifically mention Rover 800. That is why Cold MG's have such noisy, rhythmic Valve Clatter on start up. if the clearance is too tight or too loose, it can cause noise. Now he is recommending an engine overhaul or replacement. . Does the noise subside when the engine's warm, or persist? What's the oil level (if low, the tappets tend to be noisier). It is a quick way to help diagnose the problem. A worn down camshaft or tappet will result in a valve not opening Oct 4, 2023 · In the MGB engine the setting of the Valve Lash is 15/1000ths of an inch, Cold. Happy New Year to all Have just completed a engine rebuild. Hey guys, we have an MG ZR that had a new head gasket, radiator and an apparent recon cylinder head before we bought it. Changed the clutch the other week and after a trial run I noticed a tapping sound from the engine, strange as it had not been touched. search posts. Now it has a tapping noise not to loud but noticable under the hood. Sep 28, 2018 · Hi folks, It is reassuring that others also have noisy tappets as I have been plagued ( and embarrassed ) by this for many years. May 2, 2012 · The tappets would get noisy about 2000 km after an oil change. How to correctly set the tappets on your MGB. This involves tapping the cup hard onto a block of wood until the piston pops out. He said it might be the lifters. In the course of fixing the original issue (brakes) the mechanic heard a noise in the engine that he couldn’t identify. The engine has around 80,000 miles on it and since she has owned it I have used Castrol Edge 5W40 synth Dec 30, 2018 · It seems to have done the job and quietened a couple of noisy tappets - more on my blog at 1977 Stage 2 MGB GT 1975 SWB Series 3 Land Rover with a later 2. Even the B series engine, renowned for tappet noise Worn rockers (or even the rocker pedestal) can lead to tappet noise that no amount of adjusting will fix. May 18, 2018 · (If the noise you are hearing is tappets), one of these three things will probably help or cure it completely: 1) Take the car for a good long run to get the oil fully warm (and thin). The shop does good work but i’m cautious. Re checked all the valve clearances, which were o Have just completed a engine rebuild. Fix those noisy tappets! – MG Parts. used to think I was a veteran of this site now I wonder if anybody knows me Anyhoo, I was wondering, has anyone ever tried to convert the 4 cyl B series engine to hydraulic valve lifters? MGB Tappets. Bored to 1950cc, Morris Marina TC head and block used, road /race cam. I set all the valves to 15 thou, popped the valve cover back on and fired it up. MG Photo Gallery. In this article I will deal with the problem of fixing rattly tappets (cam followers) in the MGB motor. Apr 12, 2019 · I took my car to a mechanic for some long overdue work. Excessive tappet noise is an indication that something needs attending to. So all those small-block Chevy engines from the 50s, 60s, and 70s are flat tappet camshafts using hydraulic tappets/lifters. 015 on numerous occasions, I have applied pressure to either side of the rocker arms for all cylinders but still the noise continues. Re checked all the valve clearances, which were o Hello all! Happy holidays and good tidings to all. Even the release bearing growl (it turned out to have a new clutch and release bearing) has gone. Happy New Year to all Apr 18, 2021 · The knocking noise is not present and the new cam (12" and 14" thou settings) seems to provide less tappet noise. This is so heat expansion closes the gap, or clearance as close to the 0/1000ths" of the blueprint as possible, with a with a safety margin of 02/1000" to assure the valve closes fully. 4 (2003 53 Plate) Problem: Noisy tappets on number 4 cylinder. I would think to reduce intake noise, I would extend the inlet to the radiator core support and place the air filter ahead of the core support. Had the head tested and skimmed, put it all back together and all was well except t Jun 19, 2013 · Worn tappets can cause noise and can be replaced. I`ve checked the clearances on many occassions (all at 0. 015") and tried using a feeler gauge whilst engine was running technique only to destroy the feeler and learnt nothing. To rotate the crankshaft engage fourth gear and pull the car Quick video on how to un-seize and clean the hydraulic valve lifters used in the K series engines (also used in other engines such as the 2. For more info on the additional top lubricant line see ……. 005" feeler blade between each rocker pad and valve stem tip. You can hear it at a slower pace and mainly from the front nearside of the engine. At 2000 km they got noisy again so I did another oil change, man was that oil dirty. The engine has around 80,000 miles on it and since she has owned it I have used Castrol Edge 5W40 synth I have a 1975 MGB with very noisy tappets. tips/category/projects/added-rocker-lube-rail/ Apr 15, 2021 · This tapping/knocking noise is not valve clatter. I aded an oil flush kit (drycleaning fluid) to the oil, ran the car for 10 minutes, drained the oil and switch to Mobil 1. It's a bit weird. I also have a '74 MGB and is a lot quieter. Affected: All vehicles with KV6 engine 20K ***** 168295 25K ***** 168506 However - it does say models/ derivative affected are Rover 45 and 75. Read the full article at …. Is there any sort of easy fix for this as in an oil additive or something? I am not a mechanic and not so sure I really want to start taking the engine apart. Apr 13, 2017 · Valve cover off, with engine at idle, slip a . Sep 26, 2011 · Car: MG ZR 105 1. Do not try blowing it out with the airline, you will just end up losing it! I always thought that I had the quietist B series engine ever, never had problems with tappet noise. The car has 35,000 actual miles but has sat for long periods without being run. Reply Jun 12, 2015 · Yesterday I watched an old time brit mechanic adjust the tappets on a sprite. Car is a '77 Roadster. Nov 13, 2024 · Job done in 30 minutes and then started the engine to a tappet noise free engine. Happy New Year to all MGB Tappets. https://mgb. Lucas Wiring Color Code Key. You will find noisy tappets which could be caused by dented rocker pads. Another fill up with Mobil 1 and the tappets never made another noise. 015" This is a good starting point. The tappets sound a little to noisy. The LED models in later years had a sticker o I've noticed on Judy's F that there is some tappets/hydraulic lifter sound when the engine is started and continues until the engine is reved to driving speeds, when the lifter noise disappears. . Loose tappet adjusters - Tappet adjusters can become loose, which can cause noise. Jan 13, 2023 · Hello all! Happy holidays and good tidings to all. It should be easy to figure out which ones are noisy by using a mechanic's stethoscope or a piece of hose to your ear. Sep 24, 2018 · My car is running fine, but there is a noise from the engine that everyone immediately identifies as tappet noise. Took about 5 minutes total Surprised it was not that messy as he had engine just ticking over. 013, cold at . 008" feeler gauge in each valve with the engine idling. steve livesley 10/08/2020 11/11/2020 Added Rocker Lube Rail, Articles / News, Modifications, Oils / Oil Leaks. I realize this is a sample size of one but the result is very much worthwhile on the face of it to me at least. Happy New Year to all ADJUSTING THE TAPPETS Checking and adjusting the valve rocker clearance on the MGB/Midget engines is carried out as follows: Remove the rocker cover and insert the appropriate size feeler gauge between the valve rocker with the engine cold. So technically tappet tapping should only be present with solid flat (non-roller) tappets, and not with hydraulic flat-tappet engines. Jan 1, 2021 · He is suggesting if you use a . May 27, 2018 · 4) Pull the tappets one by one with magnetic grab 5) Number each one with a spirit marker pen 6) Soak tappets in Gunk or similar for a few hours 7) Dis-assemble and clean them one at a time. If one of the tappets is sticking, then a flush and oil change might just do the trick, otherwise you're looking at stripping down the cam ladder and either cleaning or replacing the hydraulic followers Have just completed a engine rebuild. 5 Aug 10, 2017 · I like that option. The tappets were noisy on purchase but we got the car for an absolute song with a years MOT so I figured it was worth a punt! Jan 20 MGB Build Sheet; Jan 20 1/13/2024 - Crepes And Bourbon St; Jan 19 1/12/2024 - New Orleans And Ti Jan 19 1/11/2024 - Nice And Easy - Fo May 24, 2015 · I always thought that I had the quietist B series engine ever, never had problems with tappet noise. That would do 2 things. The result is I now have no tappet noise at all even with the oil filler cap off. However - it is hard to get a sense from your description as to how bad the noise is and whether it is coming from one valve or all of them. Jun 12, 2017 · That means that flat tappet camshafts may use solid or hydraulic tappets. Just kept moving guage from one valve to the next. I've only done about 70 miles since the rebuild. Valve clearance - The valve clearance may need to be adjusted. Th Sep 22, 2010 · This might help cure the noisy tappet syndrome alot of people seem to suffer with on here, and I've not seen this technique mentioned anywhere else on here after quick search. I've noticed on Judy's F that there is some tappets/hydraulic lifter sound when the engine is started and continues until the engine is reved to driving speeds, when the lifter noise disappears. Is it time for my first go at a valve adjustment? What are my first checks? I'll look in past post but I never have much luck %( Oct 10, 2024 · Not only can this degradation lead to an annoying tapping noise but it can also decrease engine efficiency, and therefore power. The LED models in later years had a sticker o I took my first long drive(2hrs) today in my '80 B (no smog equipment). Thats if it does turn out to be a tappet. Jan 24, 2015 · Interestingly, I have just bought my first MGF vvc, and I thought it was noisey, but the seller assured me it was the vvc mechanism. Still have 70psi pressure all the time. Any suggestions would be greatly appreciated. Hello all! Happy holidays and good tidings to all. This should be at least an annual job and gets rid of that annoying tappet rattle from the engine as well as m Dec 4, 2009 · Title: Tappet Noise- Air leak at oil pick-up oring. Any Apr 19, 2017 · I just listened to the video, and I agree that it is one tappet, or possibly two. Jul 1, 2020 · Fix those noisy tappets! - MG Parts. Apr 20, 2010 · Properly set the tappets are not overly noisy. Nov 17, 2020 · Excessive tappet noise is an indication that something needs attending to. I've never heard an MGB with no tappet noise. With the rocker cover removed and the engine running, put the other end of the hose near to each pushrod hole in sequence. Might be worth doing an oil change, and using hydraulic tappet flush, I've heard it can help. I have quite a bit of experience with the standard K-series, and its a very different noise compared to tappets,a bit deeper note to the noise May 3, 2018 · I’ve got a 160 with a noisy tappet, I’ve tried using flushing oil and refilled with 10W40 Magnatec plus Wynn's Hydraulic Valve Lifter Treatment but no change. 2) If no better after 1), change the oil and filter. After gradually stripping the motor and with a hint from a University Motors video I have identified it as the number 1 con rod clipping the camshaft. One get cold air to the carbs and two move the intake noise to a place in front of the core support. Even the B series engine, renowned for tappet noise Sep 12, 2006 · It’s usual for the K series engine to sound like a diesel when it’s cold as the tappets are hydraulic. I've done many HG's before so figured I'd ignore the rattle till I put is all back together. He did this with the motor running. Initially you should check the tappet adjustment (you probably already have). The engine has around 80,000 miles on it and since she has owned it I have used Castrol Edge 5W40 synth Oct 29, 2006 · MG ZS 180 - Noisy tappets Jump to Latest 6K views 13 replies 6 participants last post by 1955diesel Nov 1, 2006 Apr 20, 2010 · Properly set the tappets are not overly noisy. Tighten the adjusters according to the manufacturer's specifications. MGB Tappet Adjustment. 0 Evo engine). When adjusting the clearances the books suggest that they are done cold at . Anyone else use this method I bought this MGB GT knowing that it had a tappet rattle. Any ideas, views please. I have adjusted the valves hot at . used to think I was a veteran of this site now I wonder if anybody knows me Anyhoo, I was wondering, has anyone ever tried to convert the 4 cyl B series engine to hydraulic valve lifters? Re: How to clean your noisy tappets Post by Rob Bell » Mon Jun 30, 2014 10:53 am If you can blow air into them, the piston should pop out - but getting something that can reliably blow air into it seems to be the challenge Hey Guys, My tappets have started to be louder than normal, and I've noticed a slight whisp of dark gray, almost black smoke (not white) from the exhaust when the engine is hot ie: after driving her for 30 - 45 minutes, no sign of smoke when the engine is cold or warm. New items are priced at £60+ for a set apparently, so it's a nice little way to save money in between other jobs (H/G change no doubt!) Jan 2, 2021 · Have just completed a engine rebuild. 3) After 1) and 2) add a (good brand) additive that is specifically for reducing valve train/tappet noise. MGB seat rails upgrade. When I got it home I found it also had a head gasket problem. All of these engines, even in perfect condition with everything adjusted, have some tappet noise. Reply Aug 10, 2020 · Quieten Down – #MGB Tappet Noise – part 1. It only sounds like 1 is noisy and after a mile or 2 it quietens down until the next time I start it when it sounds like a demented sowing machine again. The engine has around 80,000 miles on it and since she has owned it I have used Castrol Edge 5W40 synth Mar 29, 2009 · My old 414i had a noisy tappet, can be annoying but nothing major. Completed 450klm so far. MGB Hard Tops. In my experience, if set too tight the engine idles badly as well as risking valve seat wear particularly on the exhaust valves. used to think I was a veteran of this site now I wonder if anybody knows me Anyhoo, I was wondering, has anyone ever tried to convert the 4 cyl B series engine to hydraulic valve lifters? I've noticed on Judy's F that there is some tappets/hydraulic lifter sound when the engine is started and continues until the engine is reved to driving speeds, when the lifter noise disappears. Description: Tappet noise on cold start or when engine idling. this will reduce the clearance to aid diagnoses to determine if a specific tappet is noisy. Even the B series engine, renowned for tappet noise, is quite quiet in the valve gear with newly reground cam and followers. I have a 1975 MGB with very noisy tappets. If they are noisy all the time then an oil change perhaps with some cleaning additive and then give the car some good runs so that the engine is up to temperature for a few hours then perhaps change the oil again. pzttt khjup laacpc datr mtteyw kifrxb opozv tfkcvc copdhkw mcex
Mgb noisy tappets. Any ideas, views please.
