WSM Piston Ring Set - +0.50mm - 51-520-05

Restore peak compression and power to your iconic Yamaha Banshee YFZ 350 with this premium WSM Piston Ring Set. Specifically engineered as a +0.50mm oversize, this set is essential for engine rebuilds where the cylinder bore has been machined to accommodate the larger piston and ring combination, ensuring a perfect seal and optimal performance.

Description

Designed for the legendary Yamaha Banshee YFZ 350 2-stroke engine, this WSM Piston Ring Set provides the crucial sealing necessary for maintaining high compression and efficient combustion. When rebuilding your 350cc twin-cylinder engine, selecting the correct oversize rings is paramount. This +0.50mm set is precision-manufactured to integrate seamlessly with corresponding oversize pistons, effectively sealing the combustion chamber and preventing blow-by. By replacing worn rings, you can eliminate power loss, reduce oil consumption, and ensure consistent engine operation across the 1987-2006 model years. WSM is known for producing reliable engine components that meet or exceed OEM standards, offering a cost-effective solution for restoring your Banshee's legendary performance.

Features & Highlights

• Precision +0.50mm Oversize: Engineered for cylinders that have been bored out, ensuring a perfect fit and optimal sealing for rebuilt engines.
• Restores Compression & Power: Fresh rings are critical for bringing back lost compression, resulting in improved throttle response and overall engine performance.
• Enhanced Sealing Efficiency: Designed to create a tight seal between the piston and cylinder wall, minimizing blow-by and maximizing combustion efficiency.
• Durable Construction: Manufactured from high-quality materials to withstand the extreme temperatures and pressures of a high-performance 2-stroke engine.
• Direct Replacement Fit: Tailored specifically for the Yamaha Banshee YFZ 350 350cc 2-stroke engine from 1987 to 2006, ensuring hassle-free installation.

Technical Specifications

• Brand: WSM
• MPN/SKU: 5152005
• Product Type: Piston Ring Set
• Oversize: +0.50mm
• Nominal Bore (Standard + Oversize): 64.50mm
• Engine Type: 2-stroke
• Displacement: 350cc
• Vehicle Fitment: Yamaha Banshee YFZ 350, Banshee Maine & New Hampshire YFZ 350 MNH (1987-2006)
• EAN: 0865369042562

Important to Know

• This product includes one piston ring set for a single cylinder.
• A complete engine rebuild for the twin-cylinder Yamaha Banshee YFZ 350 requires two of these piston ring sets.
• Pistons are not included and must be purchased separately to match this +0.50mm oversize.