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.

• COMPRESSION RATIO; 10:1
• DOME CC: -18.3 cc
• ENGINE SPECIFICATIONS: FA20 / 4U-GSE 2.0L
• PART WEIGHT: 320 g
• PIN SIZE: 22mm
• COMPRESSION HEIGHT: 1.292"
• ROD LENGTH: 129.3mm
• STROKE: 86mm
• BORE: 86mm
• MATERIAL: 2618 Alloy
• BORE SIZE: STD