Carrillo M1010 Forged Piston Kit for Yamaha YZ450F

The Carrillo M1010 is a complete high-performance forged aluminum piston kit engineered for 2003-2009 Yamaha YZ450F motocross bikes. This kit features a 95mm standard bore with a 13.0:1 compression ratio and 63.4mm stroke, delivering 449cc of displacement for increased power and performance.

Key Features:

• Forged aluminum construction for superior strength and durability
• X-forging design minimizes friction and weight without compromising strength
• Double pin oilers add twice the amount of oil from the cylinder wall to the wrist pin
• Radiused dome design maximizes quench while eliminating hot spots that promote detonation
• Accumulator groove machined into the second ring location to collect excess blowby
• Floating wrist pin style with retainers included
• Complete kit includes piston, wrist pin, locks, and rings

CP-Carrillo pistons are trusted by professional racers and engine builders worldwide for their precision engineering and exceptional quality. This piston kit is designed to work with oversize valves and high-lift camshafts, featuring oversize valve reliefs for maximum performance potential.