Piston Kit 10.25:1 Compression - 84.00mm Bore (+1.00mm) - For 87-14 Yamaha YFM350

For 87-14 Yamaha YFM350

• Bore - Actual: 84.00mm
• Bore - Oversize: 1.00mm
• Compression Ratio - Actual: 10.25:1
• Displacement: 357cc
• Note: Cylinder boring required
• Stroke: 64.50mm
• Type: Piston Kit
• UPC: 193564125385

Includes The Following Components
• 3307XC - 84.00 mm Ring Set
• CW19 - 19mm Round Wire Locks - Set of Two
• Ring - Set
• S376 - PistonPin 19mm x 2.500" NonChromed SW

• All Wiseco Pistons are forged from high silicon, low expansion aluminum which offers superior strength, reduced weight, improved heat transfer, and longer life
• Pistons can be installed in any of today's cylinder bore compositions (cast iron, chrome, nikasil and boron composite) with confidence
• Wiseco's state-of-the-art computerized manufacturing facility is dedicated to supplying both the high-perfomance racer and recreational enthusiast with the finest forged piston available in today's market place
• All kits come with pistons, rings and circlips