N20 Forged Pistons for BMW N20B20 (228i, 328i, 528i, X1, Z4)

The CP-Carrillo forged pistons designed specifically for the BMW N20 (N20B20) engine are high-performance upgrade components, typically rated to handle power outputs exceeding 800 horsepower and engineered to ensure exceptional durability under high-boost conditions. This piston series is typically available in bore sizes of 84mm (standard) or 84.5mm (+0.5mm oversize), features a 10:1 compression ratio, and is equipped with 22mm piston pins.

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Description

Key Specifications (CP-Carrillo / Standard Configuration):

Bore: 84mm (Standard) or 84.5mm (Oversize)

Stroke: 89.6mm

Compression Ratio: 10.0:1 (Common) or 9.2:1 – 9.5:1 (Low-Compression Option)

Compression Height: 32.5mm

Piston Pin Diameter: 22mm

Piston Crown / Dish Volume: -9.7cc

Weight: Approx. 347g

Material: Forged 2618 Aluminum Alloy (High-strength; suitable for high-boost applications).