BCBC MR-802 Engine Rocker Arm

Engine Rocker Arm Overview

The Melling MR-802 is a standard replacement engine rocker arm for stock valve train applications. It uses stamped steel construction, a non-roller design, and a self-aligning shaft mount to match the needs of many Jeep, American Motors, and International engines.

Fits 1974-1991 Jeep Grand Wagoneer, N/A. Fits 1974-1988 Jeep J10, N/A. Fits 1974-1988 Jeep J20, N/A. Fits 1974-1983 Jeep Cherokee, N/A. Fits 1974-1983 Jeep Wagoneer, N/A. Fits 1974-1981 Jeep CJ5, N/A. Fits 1976-1981 Jeep CJ7, N/A. Fits 1978-1979 American Motors AMX, N/A. Fits 1978-1979 American Motors Concord, N/A. Fits 1978-1979 American Motors Pacer, N/A. Fits 1979 American Motors Spirit, N/A. Fits 1974-1978 American Motors Matador, N/A. Fits 1974-1977 American Motors Hornet, N/A. Fits 1974-1976 American Motors Gremlin, N/A. Fits 1974-1975 Jeep CJ6, N/A. Fits 1974 American Motors Ambassador, N/A. Fits 1974 American Motors Javelin, N/A. Fits 1974 International 100, N/A. Fits 1974 International 200, N/A.

Key Features

• Stamped steel rocker arm for standard replacement service
• Non-roller design for stock-style valve train setups
• Self-aligning construction for proper rocker tracking
• Shaft mounting type for compatible engine assemblies
• Anti-rust finish for added surface protection
• Slot width: 0.626 in. / 16.0 mm

Detailed Description

Melling MR-802 is built for domestic and import engine rebuilds where a stock-style rocker arm is required. The stamped steel body and anti-rust finish support dependable service in applications that use a shaft-mounted, self-aligning rocker arm design. This part cross-references Four Seasons 44104 for the same application.

For Jeep Grand Wagoneer, Jeep Cherokee, and Jeep Wagoneer applications, the MR-802 provides a direct-fit replacement path for stock valve train service. It is also listed for several American Motors models, including AMX, Concord, Pacer, Matador, Hornet, and Gremlin, along with International 100 and 200 applications from 1974.

What It Is Used For

• Replacing a worn or damaged rocker arm in a stock valve train
• Restoring proper valve actuation in rebuild work
• Addressing noise or irregular motion from valve train wear
• Supporting service on shaft-mounted rocker arm assemblies
• Maintaining correct alignment in compatible engine setups

Installation Notes and Tips

Verify shaft-mount rocker arm design, slot width, and self-aligning requirements before installation. Melling recommends replacing rocker arms and related components during an engine rebuild to support long engine life and efficient performance. Confirm the application against the vehicle's original valve train specifications before assembly.

Quality Assurance

Melling builds this rocker arm using stamped steel and established manufacturing processes for standard replacement service. The MR-802 is part of Melling's Stock line and is engineered for applications that follow OEM-style design requirements.