Piston Kit Subaru Imprezza WRX STi 2.5L 16V / Engine Code EJ257 '04-21 8.1:1 CR+ OVERSIZE:0.50MM POWER VALVE ENGINE

POWER VALVE ENGINE

K7081D100-2

K7081D050-2

K9201D200-5

NOTE: FJ1100 STANDARD BORE IS 74

Piston Kit Subaru Imprezza WRX STi 2.5L 16V / Engine Code EJ257 '04-21 8.1:1 CR+ OVERSIZE:0.50MM POWER VALVE ENGINEALL PISTON KITS INCLUDE PISTON, RINGS, WRIST PIN, AND RETAINING CLIPS UNLESS NOTED. REPLACEMENT COMPONENTS LISTED BELOW MODEL YEARS BORE SIZE ACTUAL CR IMPREZZA STi 2. 5L 16V 57cc CYLINDER HEAD 2004 2021 99. 50MM 8. 0: 1 99. 75MM 8. 1: 1 100. 00MM 8. 2: 1 100. 50MM 8. 2: 1 IMPREZZA WRX 2. 5L 16V 50cc CYLINDER HEAD 2004 2021 99. 50MM 8. 5: 1 99. 75MM 8. 6: 1 100. 00MM 8. 6: 1 100. 50MM 8. 7: 1 ITEM BORE SIZE PISTON SIZE RING CLIP WRIST PIN K9131DA 99.