69a Block Oil Gallery Crack. Centre bearing

[Phil Gillespie]

Originally Posted by Lawrie

Phil , have you worked out the comp ratio,
on the 276 eng I have on the stand with 66cc heads, 8.4 -1, cranking psi is around 165 -170.
Starts OK on 6v
Lawrie

This set up came with a 12v set up, ie high torque starter motor and the single wire genr etc. So changed car to 12 v.
That cranking psi is similar to a friend of mine who has a similar set up as i have, his is an H & H build.
Phil NZ