blown 417 engine
#1
blown 417 engine
hi all,,
given that my 09 CTS-V is equipped with 417 engine with 9.5:1 CR blown by TVS2300 with 13psi,, fuel is 91oct,,
what do you suggest for spark plugs and timing advance?
thanks,,
given that my 09 CTS-V is equipped with 417 engine with 9.5:1 CR blown by TVS2300 with 13psi,, fuel is 91oct,,
what do you suggest for spark plugs and timing advance?
thanks,,