JE Pistons and Rings 100 Bore 79mm Stroke 11.5 Comp 1997-1999 Subaru EJ25 DOHC Supra_1993-1998 Faster valve response at high

Faster valve response at high RPM

From the factory excess crankcase vapors

ISR Performance Version 2 Stainless Steel Tubular Bottom Mount Turbo Manifold - Nissan SR20DET S13/S14

~4 week lead time from order date

JE Pistons and Rings 100 Bore 79mm Stroke 11.5 Comp 1997-1999 Subaru EJ25 DOHC Supra_1993-1998 Faster valve response at highPart #: 314340 JE designs are specifically engineered for extreme applications up to, and including, professional competition. In this environment, the higher compression ratios, highest boost or heavy nitrous usage necessitate the higher tensile strength 2618 aluminum alloy. Fitment: SUBARU EJ25 DOHC 1997 1999 STD Bore: 99. 5mm Deck Clearance is "0" Compression is calculated with . 054" Head Gasket Features: Dome Dish requires no deburring or