Alrite ppl
Went to order me pistons etc today and i need to no what compression ratio i want and i dont no how to work this out.
my engine spec is
Big Valve head with matched manifolds
CVH35 Cam + adj pulley
felpro gasket
cosworth pistons
H section rods
stage 2 T3
pro ally intercooler
ERL water inj
It will be getting live mapped

Any one any ideas what i should go for and do you thing that this should be a decent engine????