JE Pistons 315115 forged pistons Subaru BRZ FA20, Toyota FT-86 4U-GSE 86.50 mm CR 9.5:1
Set of JE Pistons forged pistons for: SUBARU BRZ FA20/4U-GSE 2012+
Bore : 86.00 mm
Compression ratio: 9.5:1
Crown requires no deburring or preparation
2618 T6 high tensile forged aluminum
NEW ASYMMETRICAL FSR forging! State of the art asymmetrical skirt technology reduces friction and mass while providing a more rigid and durable platform.
In this environment, higher boost levels or heavy nitrous usage necessitate JE's wrought 2618 alloy.
FSR pistons include offset pins for quiet operation. Pistons feature new Smooth Finished Crown process 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, rings and wire locks included