Nick,
You can flip the timing gear over both on a verticle axis and a horizontal
axis to get various positions on the cam.
Roger Elliott
On Thu, 28 Oct 1999, nick glase wrote:
>
> fellow listees,
> i'm currently rebuilding a spitfire 1500 motor. i've renewed almost every
> single part that could wear (including crank and cam sprockets and timing
> chain). my haynes manual said that the correct cam postition to parallel
> the crank's TDC was where the cyl. no. 4 "exhaust is just begining to close
> and the inlet is just begining to open." well i took my dial calliper and
> precisely found this position. however, when reinserting the chain, the
> accuracy is sacrificed a bit by the limited number of cogs on the chain
> (it's probably a good 3-5 degrees off). this is my first from scratch
> engine rebuild. can anyone offer some good fool proof timing tricks?
>
> thanks in advance,
>
> nick glase
>
> 79 spitfire
>
>
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