Cylinder Works Big Bore 4-Stroke Cylinder Kit
Cylinder Works Big Bore 4-Stroke Cylinder Kit
About this product
About this product
Elevate your motorcycle's performance with the Cylinder Works Big Bore 4-Stroke Cylinder Kit. This comprehensive top end kit provides a direct bolt-on solution for a significant power upgrade, meticulously engineered for durability and seamless integration into your 4-stroke engine.
Description
Experience a new level of power and reliability with this premium Cylinder Works Big Bore Cylinder Kit. Designed as a ready-to-install, direct bolt-on replacement, these cylinders require no re-plating, saving you time and effort while offering an appearance virtually identical to OEM cylinders. The kit is engineered for enhanced performance, featuring a generous +3.00 mm oversize bore that delivers increased displacement without requiring any additional machine work on your engine cases. Each kit includes a high-quality, matched Vertex piston, meticulously selected to ensure superior longevity, optimal performance, and noticeably reduced engine noise. The cylinder itself is constructed from durable material and boasts a advanced Nickel Silicon Carbide (NiSiC) plating, providing exceptional wear resistance and extended service life under demanding conditions. This complete top end solution comes with everything you need for a hassle-free rebuild, including all necessary gaskets, the cylinder, piston, rings, pin, and clips, making it a convenient and effective upgrade for your motorcycle. Proudly made in the USA, this kit reflects a commitment to quality and precision engineering.
Features & Highlights
- Direct Bolt-On & Ready-to-Install: Enjoy a hassle-free upgrade with cylinders that install directly without the need for re-plating or complex modifications, appearing virtually identical to OEM components.
- Enhanced Performance Big Bore Design: Experience a significant power boost with a +3.00 mm oversize bore, specifically engineered to provide increased displacement for your 4-stroke engine without requiring any machine work.
- Premium Vertex Piston Included: Benefit from a perfectly matched Vertex piston, ensuring optimal engine longevity, superior performance, and reduced operational noise.
- Durable Nickel Silicon Carbide Plating: The cylinder features advanced NiSiC plating, offering exceptional wear resistance and extended product lifespan for consistent, reliable performance.
- Complete Top End Rebuild Kit: Everything you need for a comprehensive top end overhaul is included, from the cylinder and piston to rings, pin, clips, and all necessary gaskets.
- Made in the USA Quality: Manufactured with precision and high standards in the USA, ensuring reliability and craftsmanship you can trust.
Technical Specifications
- Type: Top End
- Style: Big Bore
- Units: Kit
- Material: Nickel Silicon Carbide
- Bore Size: Oversize (+3.00 mm)
- Engine Type: 4-Stroke
- Vendor Part Number: 21004-G01
Shipping & Return
Shipping & Return
Free shipping to GLS parcel shop parcel box for purchases over DKK 1,000.
GLS home delivery costs DKK 59.
We do our best to ship your order as quickly as possible. All orders are generally packed within 24 hours on weekdays.
There is a 14-day return policy. Read more
Specifications
21004-G01
Gasket Kit
Big Bore
Oversize (+3,00 mm)
202 mm
17 mm
211 mm
4-Stroke
Nickel Silicon Carbide
Top End
Kit
Reviews
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Martin and William are the duo behind Parts Denmark — an unlikely but awesome combo of a tech-savvy young IT wizard and a seasoned motorcycle guru who’s seen (and fixed) it all. Together, we’ve built a team with big ambitions, plenty of passion, and a shared mission to create great things — side-by-side with you.
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