TRX450R Big Bore Cylinder Kit 98mm 10.5:1 – Cylinder Works (2004–2005)
Cylinder Works Big Bore Cylinder Kit – 98.00mm (+3.0), 10.5:1 – Honda TRX450R (2004–2005)
Bring back power and add punch with this Cylinder Works 98.00mm (+3.0) big bore cylinder kit for the TRX450R. The cylinder looks OEM but uses a nickel–silicon carbide–plated bore for durability and heat control. Matched Vertex piston (10.5:1) and gaskets complete a clean, bolt-on top-end refresh for trail or race builds.
What’s Included
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98.00mm big bore cylinder (+3.0 over stock appearance)
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Vertex piston kit (10.5:1 compression)
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Piston rings, wrist pin, and circlips
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Top-end gasket kit (head/base gaskets; valve stem seals not included)
Fitment
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Honda TRX450R: 2004, 2005
Warranty Info
Covered by the manufacturer against defects in materials and workmanship.
Key Features
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OEM-look cylinder with nickel–silicon carbide plating for longer life
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Matched Vertex piston for performance, longevity, and reduced engine noise
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Complete top-end solution: cylinder, piston kit, and gaskets
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No machine work needed* for listed applications
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Replacement pistons, ring sets, and gasket kits available
*Always verify clearances and fuel/tuning for your specific build and riding conditions.
📦 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.