The XDP HD Exhaust Roller Rocker Arm XD766 is a heavy-duty, direct-fit replacement for Dodge 5.9L diesel engines, designed to maintain reliable valvetrain operation. Built from high-strength steel, this rocker arm features a forced oiling design that routes oil through the adjusting screw into the pushrod cup for improved lubrication and reduced wear.

Maintains factory rocker ratio and is compatible with OEM-style cylinder heads.

Features and Benefits:

• Exhaust Only
• Roller Tip Design
• Heavy-Duty Construction
• Tool Steel Adjusting Screw
• Designed For Use With OEM-Style Cylinder Heads
• Stock Rocker Ratio For Proper Valvetrain Geometry

Details:

• Fuel Type: Diesel
• Engine Years: 1989-1998
• Engine Manufacturer: Cummins
• Liter: 5.9 Liter
• Material: Steel
• Warranty: 2 Year/Unlimited Mileage Warranty