JE Pistons Subaru EJ25 Ultra Series 99.50mm Bore Dia -16.5cc 8.5:1 - Piston Set

JE Pistons Ultra Series pistons for sport compact and euro applications combine all of the best, most desirable piston features, such as thermal barrier crown coating, lateral gas ports, thick-wall wrist pins, and a revolutionary new forging technology for the ultimate in strength. Premium, gas-nitrided carbon steel rings are included.
JE Ultra, Subaru, EJ Series, 3.937 in. Bore, 8.50:1, Inverted Dome/Dish, 4 Cyl. Piston Kit
Subaru EJ257