Impreza GT F4-2.5L Turbo (2009)
Piston: Specifications
Piston
Piston grade point mm (in) ................................................................................................................................................................................... 38.2 (1.50)
Outer diameter mm (in)
Standard
A ...................................................................................................................................................................................... 99.505 - 99.515 (3.9175 - 3.9179)
B ...................................................................................................................................................................................... 99.495 - 99.505 (3.9171 - 3.9175)
0.25 (0.0098) OS ............................................................................................................................................................. 99.745 - 99.765 (3.9270 - 3.9278)
0.50 (0.0197) OS ........................................................................................................................................................... 99.995 - 100.015 (3.9368 - 3.9376)
