JE Pistons for Subaru BRZ FA20/4U GSE / Toyota FRS FA20/4U-GSE 2012+ 315114

JE Pistons are machined by the most advanced CNC machining technologies available. JE forged Pistons are trusted by racers and engine builds for dependability. JE Pistons are compatible with boost and nitrous.

2618 T6 high tensile forged aluminum

JE designs are specifically engineered for extreme applications up to, and including, professional competition. In this environment, the higher compression ratios, highest boost or heavy nitrous usage necessitate the higher tensile strength 2618 aluminum alloy.

Dome and dishes feature smooth flowing radii for excellent flame travel.

1.0 x 1.2 x 2.8mm ring widths.

.866 x 2.250 straight wall carbon steel wrist pin provided.

Pin fitting and wire locks included

Rings Now Included

Compression Ratio:

9.5:1