Engines and Components› Pistons and Piston Rings

JE Pistons

HONDA K-SERIES +10.5CC DOME 1.181X8

$938.96

SKU: J001 K650M89AP

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

Advanced — 4+ hours

Description

Wiseco Sport Compact pistons, made from dedicated in-house forgings, offer lightweight design with superior strength. Features include specially designed valve pockets, complex dome/crown shapes, steel nitride/napier xx rings, and optimized skirt profiles. Includes 4 pistons, 4 wrist pins, 4 wrist pin locks, and 4 rings. ArmorGlide° skirt coating minimizes friction, maximizes horsepower, and improves wear resistance, allowing for a tighter piston fit, better ring seal, and reduced noise.

Fitment

Fitment Guaranteed

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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.

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Specifications

BrandJE Pistons
Part NumberJ001 K650M89AP

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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