Description
The Mahle 2020 BMW B58 3.0L piston set is engineered for high-performance applications and designed specifically for the BMW B58 engine. Featuring an bore diameter of 82mm and a compression height of 33.27mm, these pistons deliver optimal power and durability. With a stroke of 94.6mm and a piston pin diameter of 22mm, this set offers precise fitment for seamless engine operation. The pistons weigh approximately 318 grams each, ensuring balanced movement within the engine’s cylinder assembly. Constructed with advanced coatings including phosphate, Grafal, and a hard anodized top ring groove, these pistons provide excellent wear resistance, corrosion protection, and thermal stability, which are essential for high-performance and longevity. The set includes six pistons, making it suitable for complete engine rebuilds or upgrades to enhance engine efficiency and power output.
Features:
- Bore diameter: 82mm for high-performance engine compatibility
- Compression height: 33.27mm ensures proper piston-to-head clearance
- Stroke: 94.6mm for optimized engine timing and power
- Piston pin diameter: 22mm for secure attachment to connecting rods
- Weight: Approximately 318 grams per piston for balanced engine dynamics
- Coatings: Phosphate, Grafal, and hard anodized top ring groove for enhanced durability and wear resistance
- Material: Precision-machined for a perfect fit in BMW B58 engines
- Designed for high compression ratios, around 10.5CR, supporting increased power output
- Manufactured by Mahle, a trusted name in automotive engine components
- Set includes six pistons, suitable for complete engine rebuilds or performance upgrades








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