Compression numbersJune 7 2012 at 1:51 AM
Andy (Login C_andy460)
from IP address 22.214.171.124
Response to Re: Dished pistons
With the 0.030 over 2416 pistons down in the hole .020 and a 0.041 head gasket and 74cc head (OC 4V) is 8.6 to 1. With a 70cc head it's 9.0 to 1. With a 64cc head it's 9.5 to 1. I like to looks of the OC heads with the dished pistons.