YAMAHA YZF 450 2003-2009 WRF 450 2003-2015 98mm 490cc BIG BORE 12.5:1
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Vertex four-stroke pistons are forged from high-quality 2618 aluminum alloy, suited for high-pressure four-stroke engines. Vertex pistons feature a Molybdenum Disulphide MOS2 coating on the piston skirt for easier break-in and reduced wear. Unique piston profiles and compression ratios are offered in A, B, C, and D sizes, varying by 0.004 inches, allowing for a precise fit to the cylinder to maximize power and performance while reducing blow-by and oil consumption. This piston is 98mm and 490cc with a 12.5:1 compression ratio.
- SKU
- V.3404
- Brand
- Vertex
- Availability
- In Stock (1)
- SKU
- V.3404
- Brand
- Vertex
- Availability
- In Stock (1)
FULL DESCRIPTION
Vertex Big Bore 98mm 490cc Piston Kit
Upgrade your engine performance with the Vertex Big Bore Piston Kit. Designed for riders looking to increase displacement and maximize power, this 98mm piston kit transforms your engine into a 490cc powerhouse. Engineered for durability and high-performance output, Vertex is a trusted leader in four-stroke engine components.
Each piston is forged from high-quality 2618 aluminum alloy, providing the structural integrity needed to withstand the extreme pressures and heat generated by modern high-performance engines. By increasing the compression ratio to 12.5:1, this kit significantly improves combustion efficiency and overall throttle response.
Key Features
- Increased Displacement: 98mm big bore configuration boosts your engine to 490cc.
- High-Compression Design: Features a 12.5:1 compression ratio for enhanced power delivery.
- Premium Forged Construction: Manufactured from 2618 aluminum alloy for maximum strength and reduced weight.
- MOS2 Skirt Coating: Every piston features a Molybdenum Disulphide coating to assist in the break-in process, minimize friction, and reduce cylinder wall wear.
- Precision Engineering: Designed to offer optimal piston profiles that reduce blow-by and minimize oil consumption.
Whether you are rebuilding for racing or looking for a competitive edge on the track, the Vertex Big Bore Piston Kit delivers the reliability and performance gains required for serious engine builds.
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Yes. We ship from the UK. Orders ship within 3 working days, then delivery to the United States takes 5–8 business days. The delivery price is shown at checkout before you pay. Delivery details
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