Seller notes

Piston Kit - Standard Bore 39.50mm Fits 2004 KTM 50 SX Pro Jr LC Piston Kit Wiseco 803M03950 - Standard Bore 39.50mm Free Fedex Ground Shipping! Forged from high-silicon aluminum alloy for maximum strength and dependability. Innovative forging design and piston skirt provide maximum horsepower and torque. Wiseco High-Performance piston kits are priced with piston, rings, pins and circlips (unless noted otherwise). Oversize pistons require cylinder sleeving. Specifications Bore Diameter|39.50mm C...

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