Product images and videos are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.
Engines and Components› Cylinder Heads and Components
Cylinder Works
Cylinder Works 17-24 Honda CRF 450 R 450cc Standard Bore Cylinder 96mm
SKU: C0BU 10010
Moderate — 2–4 hours
Overview
The kit is honed to an exact size for easy piston installation and looks virtually identical to OEM cylinders. It is a convenient and competitively priced solution for restoring engine performance and horsepower.
Show original supplier description
Part #: 10010
OEM-style standard bore kits include a cast aluminum Cylinder Works cylinder, Vertex Piston and gaskets needed to restore horsepower and performance, as a competitive price point, compared to OEM options.
Vehicle Symptoms
- Loss of power and compression on climbs
- Hard starting or won't start when hot
- Excessive blow-by or oil consumption
- Loud knocking or piston slap noises
- Smoke from exhaust under acceleration
Relevant Conversations
- CRF450R top end rebuild kit 2017
- Cylinder Works standard bore kit review
- CRF450R loss of compression fix
- CRF450R hard starting after overheating
- Vertex piston vs OEM CRF450R
- CRF450R cylinder replacement cost
- CRF450R piston slap noise solution
- Best cylinder kit for Honda CRF450RX
- CRF450R smoking exhaust rebuild
- How to install Cylinder Works bore kit
Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.
Fitment
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Specifications
| Brand | Cylinder Works |
| Part Number | C0BU 10010 |
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Returns & Fitment
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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Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.
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