We are proud to announce our new line of low compression 2618 alloy forged pistons for the new Subaru BRZ/Scion FR-S FA20 engine. These pistons include our 51 series wrist pins, sure lox's and our premium CPN ring set with a gas nitrided steel top ring, taper hook groove second ring and low tension oil ring.

Bore: 3.386 (86.0mm)
Size: STD
Stroke: 86
CH: 1.292
Pin Size: 22
Compression Ratio: 9:1

Fits:
Scion FR-S CP 9:1 Pistons
Scion FR-S CP 9:1 Pistons
Subaru BRZ CP 9:1 Pistons
Toyota GT-86 CP 9:1 Pistons