The Mahle OE 51665 Plasma Moly Ductile Ring Set is engineered for high-performance engine rebuilds, featuring a 4.125-inch bore diameter and a ring thickness of .043 inch (approximately 3.00mm). Crafted with plasma-moly coating, these rings provide excellent wear resistance and durability under demanding operating conditions. The ductile iron construction ensures optimal flexibility and strength, making them suitable for a variety of automotive applications. Designed for reduced tension and radial expansion, this set supports efficient compression sealing and engine longevity. Ideal for professional mechanics and automotive enthusiasts seeking reliable, high-quality piston rings for rebuild projects.
Engineered to withstand high temperatures and pressures, these rings are an essential component for restoring engine performance. The plasma moly coating reduces friction and improves oil control, promoting consistent compression and power delivery. Precision-machined to meet strict OEM standards, the Mahle Rings offer a perfect fit and long-lasting performance. Whether used in performance engines or routine rebuilds, these rings deliver reliable sealing and durability. The set comes with a standard tension configuration, suitable for a wide range of engine types and rebuild specifications. Backed by Mahle's reputation for quality, these piston rings ensure your engine maintains optimal compression and efficiency over time.
Features:
- Bore Diameter: 4.125 inches for precise fit in compatible pistons
- Ring Thickness: .043 inch (3.00mm) for optimal sealing and durability
- Plasma Moly Coating: Provides excellent wear resistance and reduced friction
- Ductile Iron Construction: Ensures strength, flexibility, and reliable performance
- Reduced Tension Design: Supports efficient compression sealing and engine longevity
