Carrillo SC7220-4 Forged Piston and Ring Set Mitsubishi 4B11 Evo X 86mm Bore

The Carrillo SC7220-4 is a complete forged aluminum piston and ring set engineered for Mitsubishi 4B11 engines. This performance piston kit features a dish-style design with four valve reliefs, providing optimal combustion chamber configuration for high-performance applications.

Key Specifications:

• Bore: 3.386 inches (86.0mm) - Standard size
• Compression Height: 1.313 inches
• Piston Head Volume: +4.60cc dish
• Wrist Pin Diameter: 0.905 inches
• Wrist Pin Style: Press-fit or floating design
• Material: Forged aluminum construction
• Compatible Stroke: 86.0mm
• Rod Length: 143.75mm

Ring Set Included:

• Top Ring: 1.0mm steel
• Second Ring: 1.2mm cast iron
• Oil Ring: 2.8mm

• Complete piston ring sets
• Wrist pins
• Pin lock rings

This piston set is designed for demanding applications including turbocharged, supercharged, and nitrous oxide engines. CP-Carrillo pistons are manufactured using advanced CNC machining and computer modeling to deliver precise tolerances and maximum durability for high-performance engine builds.