MAHLE 929945905 Pistons Kit MITSUBISHI 4B11T EVO X 2.0L 86.50mm x 33.37mm CH, 86.0mm Stroke, 143.75mm Rod, 23mm Pin, -4.5cc, 337g, 9.5CR, 2618

High-Performance Forged Pistons for Mitsubishi 4B11T Engine

The Mahle PowerPak Plus piston and ring kit is engineered for high-performance applications in the 4B11T engine platform. Designed for motorsport and tuning purposes, this kit includes precision-machined forged aluminum pistons with four valve reliefs and a dish top configuration. Each set includes performance piston rings, floating wrist pins, and retainers, offering a complete solution for high-revving, turbocharged setups.

• Forged aluminum pistons provide enhanced strength under extreme conditions
• Dish top design with valve reliefs supports optimized combustion and valve clearance
• Includes stainless steel gas nitrided top rings for improved durability and sealing
• Complete kit with rings, wrist pins, and retainers ensures reliable installation

Specifications:

• Bore: 3.406 in. (86.50 mm)
• Stroke: 86.00 mm
• Engine Displacement: 2.0L / 2022 cc
• Rod Length: 143.750 mm
• Compression Height: 1.314 in.
• Piston Head Volume: +4.50 cc
• Piston Material: Forged aluminum
• Piston Style: Dish, with four valve reliefs
• Wrist Pin Diameter: 0.905 in.
• Piston Ring Thickness: 1.20 mm x 1.20 mm x 2.80 mm
• Top Ring Material: Stainless steel, gas nitrided
• Second Ring Material: Cast iron, phosphate coated
• Oil Ring Material: Stainless steel, chrome faced
• Oil Ring Tension: Standard
• Quantity: Sold as a set of 4