Cylinder Works High Compression Cylinder Kit 95mm 14.4:1 – Honda CRF450R/CRF450RX 2021–2024
🛠️ Cylinder Works High Compression Cylinder Kit – 95mm / 14.4:1 – Honda CRF450R/CRF450RX (2021–2024)
Take your Honda CRF450R or CRF450RX to the next level with the Cylinder Works High Compression Cylinder Kit. This kit delivers a race-ready 14.4:1 compression ratio on a standard 95mm bore, boosting throttle response and overall power. Designed to match OEM fit and appearance, it bolts on with no machining required while maintaining long-lasting durability.
✅ What’s Included
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(1) Nickel silicon carbide plated cylinder (95mm bore / standard size)
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(1) Vertex piston kit (14.4:1 high compression piston, rings, pin, and clips)
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(1) Top end gasket kit
📦 Fitment
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2021 Honda CRF450R / CRF450RWE / CRF450RX
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2022 Honda CRF450R / CRF450RWE / CRF450RX
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2023 Honda CRF450R / CRF450RWE / CRF450RX
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2024 Honda CRF450R / CRF450RWE / CRF450RX
🛡️ Warranty Info
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Backed by Cylinder Works manufacturer warranty
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For closed-course competition use only
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Not legal for use in California (no race waiver available)
🔑 Key Features
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High compression 14.4:1 Vertex piston for maximum race power
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Standard bore (95mm) design retains stock displacement with added performance
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Cylinder looks and installs like OEM — direct bolt-on fitment
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Nickel silicon carbide plating ensures long service life
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Replacement pistons, rings, and gaskets available for rebuilds
📦 Shipping Information
In-Stock Items:
- Most parts ship next business day
- Modquad parts: Monday–Thursday dispatch
Made-to-Order Items:
- Custom swingarms & A-arms: 2–4 weeks
- EVP exhaust systems: 2–4 weeks
- Sneakers: 1–2 weeks
Stock Guarantee: Items marked "In Stock" ship immediately. Made-to-order items are built fresh for you.
Questions? Contact us—we respond within 24 hours.
