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Cylinder Works

Cylinder Works 07-08 Honda CRF 450 R 450cc Standard Bore High Compression Cylinder Kit 12.5:1 Comp.

$690.95 $587.31 Save $103.64

SKU: C0BU 10002-K02HC

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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

High compression cylinder kit for your Honda CRF450R. Increases compression ratio to 12.5:1 for improved throttle response and power. Includes Vertex matched piston, Nikasil plated cylinder, and full gasket kit. Direct bolt-on with no machine work required. Made in the USA.

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

BrandCylinder Works
Part NumberC0BU 10002-K02HC

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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