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Engines and Components› Pistons and Piston Rings

CP Pistons

CP Pistons04-20 Yamaha YFZ450/R 11.8:1 :1 95mm STD Bore Piston Kit (MTO Non-Cancel)

$334.75 $318.02 Save $16.73

SKU: C00A M1100

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

Moderate — 2–4 hours

Description

Upgrade your Yamaha YFZ450 with the CP Pistons M1100 11.8:1 95mm STD Bore Piston Kit for improved performance and reliability. Designed for Yamaha YFZ450/R models, ensuring perfect fitment and optimal performance. Made from high-quality materials with 11.8:1 compression ratio for increased power. Includes piston, rings, and pin for a complete, easy installation. Engineered for off-road use, with durable construction and warranty support. Off-road use only; not CARB compliant.

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

BrandCP Pistons
Part NumberC00A M1100

Videos

YFZ YZ YFZR 450 big bore cylinder tips

YFZ YZ YFZR 450 big bore cylinder tips

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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