hi all
was wondering what the magic number is in regards to a safe squish on a 82.5 mm ported stock stroke motor using pump fuel 98 octane not to sure what the 98 ecquates to in the us but i would imagine it be close or maybe a tad better than the us 93 this engine is e in also using a flame ignition with safe advance in the higher rpms
many thanks in advance
was wondering what the magic number is in regards to a safe squish on a 82.5 mm ported stock stroke motor using pump fuel 98 octane not to sure what the 98 ecquates to in the us but i would imagine it be close or maybe a tad better than the us 93 this engine is e in also using a flame ignition with safe advance in the higher rpms
many thanks in advance
