
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 (?12.4?12.5, supercharger installable, Endurable approximately 300HP)and another type is t0.7 high engine output type for a supercharged engine (?12.4??12.5, Endurable approximately 600HP with supercharger)
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