head gasket

[BadazzSr20]

hey im trying to buy a head gasket im getting the APEXI METAL HEAD GASKET
but what millameter theres 2

APEXI METAL HEAD GASKET S13 S14 S15 SR20DET 87mm/1.1mm

or

APEXI METAL HEAD GASKET S13 S14 S15 SR20DET 86mm/1.1mm

do i get the 86 or the 87?

 

[D. Davaine]

are you boring the cylinder out?

 

[PB&J]

lmao, this is just basic searching would help you

stock bore-86mm

1.0mm over bored is 87mm

next time please google youself

 

[BadazzSr20]

are you boring the cylinder out?

im not touching anything in the bottom end stock bottom. im keeping everything stock 100% i just want a better head gasket so i can put down like 350 to 380hp

 

[D. Davaine]

then like drftnR14 said run the 86mm.

 

[Tonymac]

I'd buy a cosworth if i were you.

 

[jemadness]

I've also heard alot of good stuff about the cosworth!^^^^^^