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The Manley Platinum Series forged piston set for 2004+ Subaru WRX/STI EJ257 is specified for a 100.0 mm bore (+0.50 mm) and an 8.5:1 dish. These pistons use 2618 alloy forgings with proven skirt profiles, precise ring lands and grooves, and standard chrome-moly wrist pins, providing a quality forged replacement for performance-oriented rebuilds and stroked applications.
Manley 04+ Subaru WRX/STI EH257 100.0mm Bore +.50mm Size 8.5:1 Dish Piston Set
