Carrillo MX4010A MX Segment Piston & Connecting Rod Kit

The Carrillo MX4010A is a high-performance MX segment kit from CP-Carrillo, engineered for serious motocross and powersports applications. Designed as a complete internal engine upgrade, this kit delivers the legendary strength and precision that CP-Carrillo has built its reputation on for over five decades.

Kit Contents:

• MX-style forged piston
• DLC (Diamond-Like Carbon) coated wrist pin
• Carrillo forged connecting rod
• Cometic EST head gasket

Key Features:

• Proprietary Carrilloy Steel: Connecting rod is forged from CP-Carrillo's exclusive chrome, nickel, moly, vanadium alloy meeting VAR (vacuum arc re-melt) ASTM standards for maximum tensile strength
• 100% Quality Inspected: Every rod is Magnaflux inspected, hardness tested, balanced, and shot-peened for superior fatigue resistance
• Standard Bore Sizing: Designed for stock stroke crankshafts, keeping racers legal in stock displacement classes
• DLC Pin Coating: Diamond-Like Carbon coating on the wrist pin reduces friction and wear for extended engine life
• Made in the USA: Manufactured at CP-Carrillo's Irvine, California facility from domestic materials

CP-Carrillo MX segment kits are thoroughly tested and offer a cost-effective solution for extracting maximum performance from your engine build. These kits come in standard bore sizes and are designed to accommodate stock stroke crankshafts, making them an ideal upgrade for both competitive racers and performance enthusiasts.