BCBC MR-904 Engine Rocker Arm - Intake

Overview

This Melling engine rocker arm is a standard replacement part for intake valve train service. It uses a cast steel body, a roller design, and a self-aligning layout to match applications that call for shaft-mounted rocker arm construction. Part number MR-904 is built for direct engine rebuild use where the original rocker arm has worn or needs replacement.

Key Features

• Cast steel construction for strength in valve train operation
• Roller rocker arm design for reduced sliding contact
• Anti-rust finish for added surface protection
• Self-aligning design for proper valve train tracking
• Shaft mounting type for compatible OE-style assemblies
• Standard replacement grade for rebuild and service work

Detailed Description

Melling MR-904 is an intake engine rocker arm engineered for applications that use a shaft-mounted, self-aligning roller design. The cast steel construction and anti-rust finish support dependable service in the valve train, while the roller style helps reduce friction at the contact point. This part number, MR-904, is listed for a range of Chrysler, Dodge, and Plymouth applications, including Dodge Neon, Dodge SX 2.0, Chrysler Cirrus, Chrysler Neon, Dodge Stratus, and Plymouth Breeze fitments.

Stock line rocker arms from Melling are offered for domestic and import engine applications, with material selection based on OEM design requirements. For engine rebuilds, Melling recommends replacing rocker arms and related components together to restore proper valve train operation and long service life. This makes MR-904 a practical choice when servicing a Dodge Neon or Plymouth Neon intake rocker arm application.

What It Is Used For

• Replacing a worn intake rocker arm in the valve train
• Restoring proper valve motion and contact geometry
• Addressing noise caused by rocker arm wear or surface damage
• Correcting valve train instability in shaft-mounted assemblies
• Supporting rebuild work on Chrysler, Dodge, and Plymouth engines

Installation Notes and Tips

Verify the intake position, shaft mounting style, and self-aligning design before installation. Inspect related valve train components during service and replace any worn matching parts as part of the rebuild process. Confirm fitment by year, make, model, and engine configuration before ordering MR-904.

Quality Assurance

Melling specifies this rocker arm as a standard replacement part built with cast steel and controlled manufacturing processes. The brand recommends renewing rocker arms and related components during engine rebuilds to support efficient performance and long engine life.