• Lightweight forging for instant throttle response and maximum torque
• Computer engineered piston skirt profiles provide minimal cylinder wall friction
• Anti-detonation grooves and new ring land diameter eliminates ring blow-by while maximizing engine
• Piston kit includes pistons, rings, wristpins and circlips

• Extreme Performance Series/E Coated
• Thermal Resistant: Provides thermal barrier against damage caused by detonation
• Special coating reduces friction and adds life to engine
• Available for selected models only

• Designed for use by top motocross professionals
• Same design as Factory Yamaha and Factory Support Suzuki

NOTE: See chart for foot note.