S65 92mm Forged Pistons For BMW M3 E90 E92 E93 4.0 4.4 V8 S65B40 S65B44

Product Specifications

Forged Pistons:

• Material: 4032 Alloy
• Bore Dia.: 92.00mm
• Pin Size: 21.00mm
• Compression Ratio: 12:1
• Compression Height: 27.50mm
• Overall Height: 51.75mm
• Ring size: 92×1.2+1.2+2.5mm
• Set of 8

Technical Features of Hench Performance Forged Pistons

• Completely Phosphate Coated, increase Oil Adhesion for better lubrication.
• Moly Coated on skirt for reducing friction of piston and cylinder wall.
• Pin Oiling, for better lubrication of Piston Pins and significantly extend lifetime at super high temperature and rpm.
• Anti-detonation grooves.
• Mass Center Optimized for balancing and better movement of V8 engine

Contains:

• Piston x 8
• Piston Pin x 8
• Pin Lock x 16
• Piston Ring x 8

Application:

• 2008-2013 BMW E90 E92 E93 M3
• 2009-2014 Wiesmann MF4-SM159