JE Pistons and Rings 100 Bore 79mm Stroke 11.5 Comp 1999+ Subaru EJ25 SOHC Keri Monitor For your STi 2004-2021

For your STi 2004-2021

EVC: 1 ATDC

thereby reducing overall weight and resulting in decreased friction loss and greater precision timing

Durable Urethane Construction

Did we mention that engagement is harsh and pedal feel will be heavy

JE Pistons and Rings 100 Bore 79mm Stroke 11.5 Comp 1999+ Subaru EJ25 SOHC Keri Monitor For your STi 2004-2021Part #: 314346 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 SOHC 1999+ STD Bore: 99. 5mm Deck Clearance is . 015 below deck Features: Dome Dish requires no deburring or preparation 2618 T6 high tensile forged aluminum