Seller notes

Wiseco 40123M08400 Piston Kit For 1989 Yamaha YFM350ER Moto-4 Forged from high-silicon aluminum alloy Innovative design for maximum horsepower and torque Includes piston, rings, pins, and circlips The Wiseco 40123M08400 piston kit is forged from high-silicon aluminum alloy for maximum strength and dependability. Its innovative design and piston skirt provide maximum horsepower and torque. The high-performance kit includes piston, rings, pins, and circlips (unless noted otherwise). Oversize pisto...

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