Its currently at 11:1
jdm b16a2 stock block
jdm b16a1 head
1 layer oem head gasket
jdm p30 pistons
skunk2 stage2 cams
toda 4-2-1
apexi ws2
2.5 carsound cat
stock tb/manifold
aem cai
I wanna raise the comp up maybe .5 (only have 91 octane in cali). Should i get the head milled? new pistons?
jdm b16a2 stock block
jdm b16a1 head
1 layer oem head gasket
jdm p30 pistons
skunk2 stage2 cams
toda 4-2-1
apexi ws2
2.5 carsound cat
stock tb/manifold
aem cai
I wanna raise the comp up maybe .5 (only have 91 octane in cali). Should i get the head milled? new pistons?