Vertex 22387B Replica Piston Kit Bore - 66.35mm

The Vertex 22387B Replica Piston Kit delivers OEM-quality replacement performance with a 66.35mm bore diameter. This complete piston kit is engineered to restore your engine to factory specifications with premium materials and advanced manufacturing processes.

Advanced Manufacturing & Coatings:

• Heat treated with T-5 hardening and tempering cycle for enhanced durability
• Piston skirts feature high-tech Molybdenum Disulphide coating for faster break-in and extended service life
• Gravity cast aluminum alloy construction with 18% silicone content provides exceptional strength-to-weight ratio

Complete Kit Includes:

• OEM replacement piston with 66.35mm bore diameter
• Complete ring set (two-stroke rings sold individually, four-stroke as complete set)
• Wrist pin and circlips

Vertex replica pistons are designed as direct OE replacements, ensuring proper fit and reliable performance. The Molybdenum Disulphide coating reduces friction during initial break-in while the T-5 heat treatment process creates a wear-resistant surface that maintains dimensional stability under high temperatures.