Description
MAHLE Motorsport’s new B58 pistons are designed to be upgraded replacements of the factory pistons. Utilizing the benefits of 2618 alloy, these pistons are lighter than the factory pistons, and were designed to 10.5:1 compression (11:1 factory) for engine builders who are looking to add boost for +1000hp.
Mahle 197883929 - Mahle 2020 BMW B58 3.0L 82mm x 33.27mm CH 94.6mm Strk 22mm Pin -4cc 318g 10.5CR Pistons Set of 6.
Mahle 2020 BMW B58 3.0L 82mm x 33.27mm CH 94.6mm Strk 22mm Pin -4cc 318g 10.5CR Pistons (Set of 6)
Features include:
Mahle 197883929 - Mahle 2020 BMW B58 3.0L 82mm x 33.27mm CH 94.6mm Strk 22mm Pin -4cc 318g 10.5CR Pistons Set of 6.
Mahle 2020 BMW B58 3.0L 82mm x 33.27mm CH 94.6mm Strk 22mm Pin -4cc 318g 10.5CR Pistons (Set of 6)
Features include:
- Optimized slipper skirt style forging
- Maximized top and second ring lands
- Hard anodized top ring groove
- Larger valve pockets to accommodate up to +1.0mm larger valve diameters
- 1mm deeper valve pockets for performance camshafts
- Steel nitrided 1.2mm top, 1.5mm napier 2nd & 2.0mm oil ring set
- Approximately 50g lighter than the factory piston
- Increased crown thickness for improved durability
Fitment:
- BMW M140i B58
- BMW M240i B58
- BMW 340i B58
- BMW M340i B58
- BMW 440i B58
- BMW 540i B58
- BMW 640i B58
- BMW 740i B58
- Toyota A9X Supra B58