I'd shim the tensioner for now until the next time the head is off. No sense
going through the hassle of pulling the cam towers only to find the shims
aren't thick enough.
Gordon Glasgow
Renton, WA
www.gordon-glasgow.org
> -----Original Message-----
> From: owner-datsun-roadsters@autox.team.net
> [mailto:owner-datsun-roadsters@autox.team.net]On Behalf Of Ray Cole
> Sent: Friday, July 25, 2003 6:37 PM
> To: datsun-roadsters@autox.team.net
> Subject: chain noise cure
>
>
> OK, thanks to all who recommended Gordan's site. I pulled the valve cover
> and sure enough there is slack in the chain and the 'evil L" has
> some small
> groves, but not anywhere close to falling apart.
>
> As I understand it the fixes are:
>
> 1. shim the tensioner
> 2. user heavier oil (I will switch from 10-40 to 20-50)
> 3. make sure the anti drain back tube is in place or use a
> filter that has
> that feature
> 4. shim the cam towers
>
> Shiming the towers is what I have a question about. I had the head worked
> on and it was shaved but I have no idea how much. Would it be
> safe to shim
> the towers not knowing how thick the head is?
>
> Appreciate any advice.
>
> Thanks,
>
> Ray
>
> 68 2000 that is pretty noisy on startup
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