MAHLE 3-2809-45 Chrome Oil Ring Set 4.250" Bore Low Tension Performance

The MAHLE 3-2809-45 is a premium chrome oil ring assembly designed for high-performance engine builds requiring precise oil control and durability. This low-tension oil ring set is engineered for 4.250-inch bore applications and features MAHLE's proven CP20 design for optimal ring seal and reduced friction.

Key Specifications:

• Bore Size: 4.250 inches
• Ring Width: 2.0mm oil ring
• Radial Wall Thickness: 0.113 inches
• Low-tension design for reduced friction and improved horsepower
• Chrome-plated construction for enhanced wear resistance
• CP20 oil ring assembly configuration

MAHLE's low-tension oil rings provide superior oil control while minimizing ring drag on the cylinder wall, making them ideal for racing and performance street applications. The chrome finish offers excellent durability and resistance to scuffing during break-in and high-stress operating conditions. Each ring set is precision-manufactured to exacting tolerances to ensure proper fit and optimal engine performance.

This ring set is commonly used in performance rebuilds of big-bore V8 engines, including popular applications in Ford, Chevrolet, and aftermarket performance blocks with 4.250-inch cylinder bores.