Wiseco Piston Kit - 47.50 mm for Honda CR80R - Model 643M04750

Description

The Wiseco 643M04750 piston kit is engineered for high-performance Honda CR80R models, offering a reliable upgrade for trail enthusiasts and professional racers. Crafted from high-silicon aluminum alloy, this forged piston ensures maximum strength, durability, and dependable operation under demanding conditions. Its innovative forging design and enhanced piston skirt provide optimal horsepower and torque, translating into superior acceleration and top-end performance. These pistons include forged rings, wrist pins, and circlips, forming a comprehensive package for a complete rebuild or upgrade.
Each piston features advanced design elements such as maximum compression ratios, ultra-stiff strutted forgings, and titanium nitride-coated rings. These features contribute significantly to increased power output and sustained performance over extended use. The E-coating on the crown, ring grooves, and pin bore offers exceptional wear resistance, protecting against micro-welding, galling, and detonation, which are common issues during high-stress racing or riding scenarios. The design minimizes external machining, which helps seal the bore more effectively, resulting in increased compression and more efficient combustion.
Additionally, boost ports are removed in this model to deliver a more predictable powerband and enhanced top-end pull, making it ideal for those seeking precise tuning and maximum performance. Please note that cylinder sleeves must be purchased separately to complete the installation. Designed for expert racers and tuners, the Wiseco 643M04750 piston kit can potentially extend service intervals compared to conventional pistons, offering longer-lasting performance and better value for competitive applications. Features: * Made from high-silicon aluminum alloy for maximum strength and dependability * Innovative forging design and piston skirt for increased horsepower and torque * Includes forged pistons, rings, wrist pins, and circlips for a complete upgrade * Maximum compression ratios with ultra-stiff strutted forgings and titanium nitride-coated rings * E-coated crown, ring grooves, and pin bore for maximum wear resistance and protection * Reduced external machining to improve sealing and increase compression * Boost ports removed for a more predictable powerband and increased top-end pull * Cylinder sleeves must be purchased separately * Designed for expert racers and tuners, potentially extending service intervals

Manufacturer Part Number (MPN): 643M04750