Wiseco PK1182 Pro-Lite Top End Piston Kit Bore - 2-Stroke 55.0mm

The Wiseco PK1182 is a complete Pro-Lite forged 2-stroke top end piston kit designed for the Suzuki RM125, featuring a 55.0mm (754M) bore. This 1mm overbore kit gives riders and mechanics everything needed to rebuild or overbore the top end with confidence, using Wiseco's industry-proven forged piston technology.

Wiseco Pro-Lite pistons are forged from high-silicon, low-expansion aluminum alloy, delivering superior strength, reduced weight, improved heat transfer, and extended service life compared to cast alternatives. Each piston is engineered and machined in the USA using state-of-the-art CNC turning centers to guarantee precise sizing and a perfect finish with no size variation.

Kit Contents:

• Forged Pro-Lite piston with ArmorGlide skirt coating
• Piston ring set
• Wrist pin (piston pin)
• Circlips (retaining clips)
• Top end gasket set

Key Features:

• Forged from high-silicon, low-expansion aluminum for superior strength-to-weight ratio
• Diamond-turned CNC finish ensures precise bore sizing and no size variation
• Compatible with cast iron, chrome, Nikasil, and boron composite cylinder bore compositions
• Anti-detonation grooves and optimized ring land diameter minimize ring blow-by
• Extra lightweight piston design promotes instant throttle response
• Engineered and manufactured in the USA in Mentor, OH

Trusted by top race teams across Supercross, Motocross, and GNCC competition, Wiseco Pro-Lite top end kits are the go-to solution for 2-stroke enthusiasts seeking reliable performance and long service life during rebuilds.