Originally Posted by
SiAm06
with my built head set-up..........what compression should i go for with a gsr block........someone recommended like 9.8.1 or high nines for daily driver application but i was thinking that this might be a little low? My head is almost built and i wanna decide wat im gonna do before the machine shop is done.
If you don't intend on boosting, that is too low. For an N/A built 11.5-12:1 would be a good compression ratio.