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- Path: sparky!uunet!caen!rphroy!cmsa.gmr.com!SDOGGETT
- From: SDOGGETT@cmsa.gmr.com
- Newsgroups: rec.autos.tech
- Subject: Re: Chevette Head Repairs
- Message-ID: <16863B507.SDOGGETT@cmsa.gmr.com>
- Date: 15 Sep 92 17:52:06 GMT
- References: <1992Sep13.175023.9586@emr1.emr.ca>
- Sender: news@rphroy.ph.gmr.com
- Organization: GM Research Labs
- Lines: 31
- Nntp-Posting-Host: cmsa.gmr.com
-
- In article <1992Sep13.175023.9586@emr1.emr.ca>
- globay@emr1.emr.ca (George Lobay) writes:
-
- >
- >The cam on my wife's '86 Chevette is in dire need of replacement.
- >Assuming that more or less the same amount of money is involved in
- >each case, which avenue would be the easiest:
- >
- >1 - Get a used replacement head from the auto wrecker and replace
- > the whole head; or
- >
- >2 - Get a replacement camshaft and replace just it.
- >
- >I'll do whichever is easier. Anybody got any practical experience on this?
- >I forgot to mention I'd do all this myself - always have.
- >
- On the Chevette engine the head bolts go thru the cam carrier and the head
- into the block. In other words, the Re the cam carrier, you've also removed t
- he head bolts (10 of them I believe). I've always done the job thouroughly and
- reground the valves since I was that far along. I suppose you could cheat and
- just R & R thwe cam, but be aware of the following; Inspect the cam followere
- s carefully, technically, you should replace them with the cam. Would you ever
- use used lifters on a new cam?? Use the proper anarobic (sp?) sealer between
- the head & cam carrier. The carrier is aluminum w/ no bearings. They are not
- ed for wear @ the cam journals (poor maintenance/ hi miles engines). Mic the I
- D.s to make sure. Average timing belt life is approx 60k, you may as well rep
- lace it while you're at it. Oh yeah, use lots of assembly lube on cam & follow
- ers. Spence.
-
-
-
-