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Engines and Components› Pistons and Piston Rings

CP Pistons

CP Pistons Harley Twin Cam 120 cu in. 4.060, 4.625 Stroke Piston Kit

$491.00 $466.46 Save $24.54

SKU: C00A BHM120R

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

Moderate — 2–4 hours

Description

Upgrade your Harley Twin Cam 120 cu in. engine with the CP Pistons BHM120R piston kit for improved performance and durability. Designed for 4.060" bore and 4.625" stroke, ensuring precise fitment for Twin Cam engines. Made from high-quality forged aluminum for strength and reliable heat dissipation. Includes pistons, rings, and pins for a complete, easy installation process. Compatible with OEM and aftermarket components, with part # BHM120R for reference. Backed by a manufacturer warranty for peace of mind during your upgrade. Enhance your Harley’s power with this premium piston kit today. Not CARB compliant; off-road use only.

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

BrandCP Pistons
Part NumberC00A BHM120R

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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