Vertex VTKTC22984A-1 Forged Replica Top End Piston Kit - Standard Bore 94.95mm, 12:1 Compression

Bore: 94.95mm
Compression: 12.1:1 Compression
Sizing: Standard Bore

All pistons are heat-treated with a T-5 hardening and tempering cycle. All piston skirts are coated with a high-tech molybdenum disulphite coating for faster break-in time and increased piston life. Cast piston kits are gravity-cast aluminum alloy (not forged) with 18% silicone content, which produces an extremely light but very strong piston. Forged pistons are forged from 2618 aluminum for superior strength and durability. Forged High Compression pistons improve power and torque across entire rpm range. Big Bore pistons increase engine's displacement, torque and peak horsepower. Forged Replica pistons are forged OE replacements. Replica pistons and all rings are OEM replacements. Kits include piston, rings, wrist pin and circlips. Replacement two-stroke piston rings sold individually;four-stroke piston rings sold as a set.

Vehicle Fitment:

2009-2023 Yamaha YFZ450R
2009-2023 Yamaha YFZ450R SE
2010-2011 Yamaha YFZ450X
2010 Yamaha YFZ450X Bill Balance
2011 Yamaha YFZ450X SE