HKS 23001-AT002 Gasket t=0.5mm FA20 TOYOTA 86/SUBARU BRZ
STOPPER TYPE HEAD GASKET, Thickness (mm): 0.5, Compression Ratio: ε=12.6, Bore: D89.5, For NA, LH/RH each, opposed bead stopper type
Opposed Bead Stopper Type Metal Gasket for the FA20 engine of 86/BRZ provides higher bore sealing durability than a stock gasket.
2 types of the gasket are available. One is t0.5 increased compression ratio type for an NA engine (ε12.6←12.5, supercharger installable, Endurable approximately 300ps)and another type is t0.7 high engine output type for a supercharged engine (ε12.4←ε12.5, Endurable approximately 600ps with supercharger)