Vertex 23702C Forged Big Bore Piston Kit (295cc) - 6.20mm Oversize to 82.98mm, 13.2:1 Compression

Bore: 82.98mm
Compression: 13.2:1 Compression
Sizing: 6.20mm Oversize

Compression Ratio: 13.2:1.
Cylinder Diameter: 83 mm.
Displacement: 295 cc.
Piston Diameter: 82.980mm.
Size Over Standard: 6.2mm.

All piston skirts are coated with a hi-tech Molybdenum Disulphite coating for faster break-in time and increased piston life. Cast Replica piston kits are gravity cast aluminum alloy (not forged) with 18% silicone content, which produces an extremely light but very strong piston. Forged Replica pistons are forged from 2618 aluminum for superior strength and durability. Forged High Compression pistons improve power and torque across entire rpm range. Forged Big Bore pistons increase engine's displacement, torque, and peak horsepower. Forged Replica pistons are forged OE replacements. All pistons are heat treated with a T-5 hardening and tempering cycle. Replica pistons and all rings are OEM replacements. Kits include piston, rings, wrist pin and circlips. Two stroke replacement rings are sold individually (Example if your piston has two rings you will want to order two rings). Four-stroke piston rings sold as a set. Forged BB - Forged OE stock compression big bore piston.

Vehicle Fitment:

2010-2017 Honda CRF250R