Mahle MS Piston Set for BMW S54 3.2L – 87.25mm Bore, 91mm Stroke, 139mm Rod, 21mm Pin, 13.1cc, 11.6 Compression Ratio

Description

Upgrade your BMW S54 engine with the Mahle MS Piston Set designed for optimal performance and durability. These pistons feature a bore diameter of 87.25mm, ensuring a precise fit within the engine block, while the 91mm stroke contributes to efficient power delivery. The 139mm connecting rods provide strength and stability under high-stress conditions, and the 21mm pin diameter ensures secure attachment to the connecting rods. The pistons are constructed from high-quality 2618 aluminum alloy, offering excellent thermal expansion properties and strength. Coated with phosphate, Grafal, and hard anodized on the top ring groove, they provide enhanced wear resistance, reduced friction, and improved longevity for demanding engine applications. This set includes six pistons, suitable for rebuilding or upgrading your BMW S54 3.2L engine for increased performance and reliability.

Features:

• Bore Diameter: 87.25mm for precise engine fit

• Stroke Length: 91mm for optimized power output

• Connecting Rod Length: 139mm for engine stability

• Piston Pin Diameter: 21mm for secure attachment

• Displacement: 13.1cc for performance enhancement

• Compression Ratio: 11.6:1 for efficient combustion

• Material: High-strength 2618 aluminum alloy

• Coatings: Phosphate, Grafal, and hard anodized top ring groove for durability