Engines and Components› Pistons and Piston Rings

JE Pistons

JE Pistons 07+ Mitsubishi EVO X 4B11 86.25 Bore 9.0:1 CR 0.25 Oversize (Set of 4)

$914.99

SKU: J001 361293

In Stock
In Stock
Ships by Jun 11
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Professional / shop required

Description

Engineered for extreme applications, including professional competition, utilizing higher compression ratios, boost, or nitrous. Made from 2618 T6 high tensile forged aluminum. Features dome/dish requiring no deburring, new asymmetrical FSR forging technology (reduces friction, mass, provides rigid/durable platform), offset pins for quiet operation, and smooth finished crown for excellent flame travel. Includes 1.0 x 1.2 x 2.8mm rings and .905 x 2.350 straight wall carbon steel wrist pin with pin fitting and wire locks. Oil squirter modification is required for Asymmetrical FSR in 2007-UP EVO X 4B11T applications.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandJE Pistons
Part NumberJ001 361293

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

View Full Return Policy