JE Pistons and Rings 100 Bore 79mm Stroke 8.5 Comp 1997-1999 Subaru EJ25 DOHC wheels 18-inch an accurate boost gauge and

an accurate boost gauge and wideband air/fuel gauge are highly recommended

Delrin material is impervious to heat and cold

Core Size: 17

BRZ and GR86's handling characteristics with Eibach's Anti-Roll-Kit that includes front sway bars and bushings

JE Pistons and Rings 100 Bore 79mm Stroke 8.5 Comp 1997-1999 Subaru EJ25 DOHC wheels 18-inch an accurate boost gauge andPart #: 314337 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