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This JE Pistons single forged piston is specified for Subaru STI EJ257 applications, 100.00 mm bore with an 8.5:1 compression ratio, right-side piston. JE crafts pistons in the USA to application-specific specs for racing and high-demand engines; these pistons are forged using high-strength alloys and supplied with JE Pro Seal rings plus quality wrist pins and locks. Intended for rebuilds and performance engine assemblies.
JE Pistons SUB STI EJ257 Block 100mm Bore CR 8.5 (Right Side) Single Piston
