Wiseco Pro-Lite Piston Kit with Gaskets - Honda CR85R (2003-2007) - 50.50mm Bore (+3.00mm Oversize) - Nikasil - 2-Stroke

Wiseco Pro-Lite Piston Kit with Gaskets - Honda CR85R - +3.00mm Oversize

Premium Wiseco Pro-Lite piston kit with complete gasket set for the Honda CR85R mini MX bike. This is the +3.00mm OVERSIZE (50.50mm) kit - the maximum big bore option for heavily worn or damaged cylinders!

⚠️ Maximum Oversize Piston - Sleeving/Replating Required

This piston is +3.00mm oversize and fits Nikasil bore cylinders. Cylinder sleeving or replating to 50.50mm is required for proper fit.

Kit Includes

• Pro-Lite Series Piston
• Ring Set
• Wrist Pin
• Circlips
• Bearing
• Complete Gasket Set

Honda CR85R Bore Size Options

• 49.50mm - +2.00mm Oversize (SKU 0903-0175)
• 50.50mm - +3.00mm Oversize (This Kit - Maximum)

Key Features

• Pro-Lite Series - lightweight forged design for maximum throttle response
• 4032 aluminum alloy construction
• Designed for Nikasil bore cylinders
• Complete top-end gasket kit included
• 5 years of fitment (2003-2007)

Piston Specifications

• Bore Size: 50.50 mm (+3.00mm Oversize)
• Piston Diameter: 50.45 mm
• Stroke Length: 47.80 mm
• Material: 4032 Aluminum Alloy
• Skirt Coating: Non-Coated

Engine Specifications

• Displacement: 84.7cc
• Engine Type: 2-Stroke
• Weight: 0.65 lbs

Fitment

• Honda CR85R: 2003-2007

Important Notes

• Wiseco ring types are not interchangeable
• Wiseco pistons can be fitted only with Wiseco rings
• Cylinder sleeves must be purchased separately
• Requires cylinder sleeving or replating to 50.50mm