Engines and Components› Pistons and Piston Rings

JE Pistons

JE Pistons Kawasaki NINJA 250R Piston Kit

$524.99

SKU: J001 308453

Special Order
Special Order
Ships in 4–6 weeks
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

This very high-quality piston set for the Kawasaki Ninja 250R (2008-2012) is machined from 2618 T6 high tensile forged aluminum. It is sold as an engine set including pistons, rings, pins, and clips. Key specifications include a 265cc displacement, 64mm bore size (+2mm oversize), and a 13.5:1 compression ratio. Designed for extreme applications, these pistons feature smooth flowing radii and are engineered for professional competition.

Fitment

Fitment Guaranteed

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

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Specifications

BrandJE Pistons
Part NumberJ001 308453

Videos

DIY Ninja 250 Big Bore 13.5:1 Motor Build

DIY Ninja 250 Big Bore 13.5:1 Motor Build

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.

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