Vertex Stroker Performance Piston Kit - 23624A | Yamaha Raptor 660R 2001-2005

Features:

• All pistons are heat treated with a T-5 hardening and tempering cycle
• All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
• Kits include piston, rings, wrist pin and circlips
• Replacement two-stroke piston rings sold individually; fourstroke piston rings sold as a set
• For use with Hot Rods stroker crankshaft #4144

Technical Specifications:

• Compression Ratio (x:y): 9.2:1
• Cylinder Diameter (mm): 102.00
• Displacement (cc): 719.00
• Piston Diameter (mm): 101.95
• Size Over Standard: 2.00

Two Stroke Piston Installation

Four Stroke Piston Installation