Originally posted by GlacierFreeze
I know for a fact s14 is 9.5:1.
I could've swore that s13s ran 8.6:1 with more aggresive timing (maybe I'm thinking of altimas?) to get the same power as s14s ka.
Please correct me if I'm wrong.
1989 SOHC KA24E 9.1:1 CR
1990 SOHC KA24E 8.6:1 CR
dunno about advanced timing.
i might have switched the years.