I have an occasional knocking noise from my 94 2.4 surf but it's not big ends as the nocking is too slow and light, if you know what I mean. The noise seems to be half engine speed(camshaft speed) and only happens occasionally. It has a new head on it which was how I bought it and to be honest I hav'nt really had time to look at it as I have a few projects on the go at the moment. This is just a post to see if this is a regular or previous post subject.
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Occasional Knocking noise but at camshaft speed
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It's a knocking but a lightweight knock as if the camshaft was really worn but then goes away. I would'nt say it was a small end as it's the wong speed but as I say, i hav'nt really looked at it in depth, just doing a preliminary while I'm at work and bored.I am asuming that the valve clearances are shims otherwise it could be a dodgy hydraulic follower. Do/Did any UK spec Toyota's use the 2LTE engine as I need to get a manual for the engine spec such as torque figures, clearances etc.
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Mine sounds like it has a sticky lifter. It only does it when it's cold. I started about a year ago and would last 2-3 seconds, now a year later it lasts upwards of a minute or so, but it doesn't tic constantly. It tends to tic for a couple seconds, then stop, the tic for ten seconds, then stop , then a couple again, etc. Nice and quiet when she's warm though. Any info would be greatly appreciated as I live in Canada and these are not common place here. Only a small handful of mechanics will even touch them.
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