Carrillo CPT14-061521B CP Forged Piston & Ring Set 4B11 Evo X 89mm Custom

The CP-Carrillo CPT14-061521B is a complete custom forged piston and ring set engineered for the Mitsubishi 4B11 engine found in the Lancer Evolution X. This set includes 4 custom forged pistons with matching ring sets, featuring an 89mm bore diameter — making it an ideal solution for high-performance builds and engine rebuilds requiring oversize bore dimensions.

CP-Carrillo custom pistons are manufactured at their Irvine, California facility using advanced CNC machining and high-quality forged materials, delivering the strength and precision necessary to withstand elevated boost pressures and aggressive power outputs associated with turbocharged sport compact applications.

Key Features:

• 89mm bore diameter
• Designed for the Mitsubishi 4B11 engine (Lancer Evolution X)
• Forged construction for superior strength under high boost and high horsepower
• Manufactured in the USA at CP-Carrillo's Irvine, California facility
• Part of CP-Carrillo's Sport Compact custom piston program

Not CARB approved. Not legal for use or installation on pollution-controlled vehicles.

CP-Carrillo is a trusted name in motorsport engine components, combining cutting-edge manufacturing technology with decades of racing expertise. The CPT14-061521B is the ideal upgrade for builders seeking proven forged piston performance in the 4B11 platform.