So I've called up a few local shops, one has quoted me 9 hours just for the headgasket and another 2-2.5 for the cam and the other quoted me 6-7 for the whole procedure. Obviously I'm hoping the latter is more experienced and actually capable of this but what would you guys think is a reasonable amount of time to do it. Also how difficult would it be to remove the head then reinstall myself? Could I mark the timing chain so it's simply bolt it back in?
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9 hours is pretty excessive for a headgasket job
M20s don't have timing chains (they have belts) - but you do want to line up the cam and crank. there are marks on them already for TDC so it's not too hard. as far as swapping a cam, it's not really all that difficult, but I wouldn't do a cam without replacing the rockers, springs, seals and having a valve job done. if your'e thinking it's going to be a simple bolt on affair, it's more complicated than that.
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Originally posted by cale View PostI wouldn't be doing the valveadjustment. I'd simply be removing and reinstalling the head alongside a friend who's done all of this on his own motor. Being a v8 though he's not confident enough to do the entire job and is warry about working on a european engine for the first time.
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