BCBC MPR-333 Engine Push Rod

Overview

Melling push rod MPR-333 is a standard replacement engine push rod made in the USA for stock valve train service. It is built from welded steel with ball ends and a drilled design to support proper oiling and consistent valve train geometry.

This part number, MPR-333, is listed for a wide range of American Motors and Oldsmobile applications, including AMC AMX, Jeep CJ5, and Oldsmobile Delta 88 fitments. For buyers restoring or servicing these engines, MPR-333 provides a direct replacement option for stock engine builds.

Key Features

• Welded steel construction for standard engine service
• Ball-end top and bottom tips for OE-style valve train engagement
• Drilled design for oil passage support
• Standard replacement grade for stock applications
• Made in the USA

Detailed Description

Melling MPR-333 is an engine push rod intended for stock valve train applications where correct length, tip style, and rigidity matter. The welded steel construction, 0.312-inch diameter, and 9.622-inch length align with standard replacement needs, while the ball-end tips match common OE-style push rod interfaces. Melling recommends replacing push rods during service to help maintain proper valve train geometry and performance. This part number, MPR-333, is also cross-referenced to several equivalent numbers for the same application.

Compatible With American Motors and Jeep engine builds, this push rod is listed across multiple AMC and Jeep models, including AMC Pacer, AMC Spirit, Jeep Cherokee, and Jeep Wagoneer. It is also cataloged for Oldsmobile 88-series applications such as Delta 88 and Dynamic 88, making it a useful stock replacement for a broad set of classic engines.

Common Uses

• Replacing a worn or bent push rod
• Restoring correct valve train geometry
• Addressing noisy or inconsistent valvetrain operation
• Servicing stock engine assemblies during rebuilds
• Matching OE-style push rod dimensions in classic applications

Installation Notes

Verify push rod length, diameter, and tip style against the original part before installation. Confirm that the drilled design and ball-end configuration match the engine’s valve train requirements. Because Melling recommends new push rods during service, inspect related valve train components for wear before final assembly.

Quality Assurance

Melling builds this push rod to stringent manufacturing specifications using quality materials and processes. The MPR-333 is a standard replacement part designed for stock engine service and is backed by Melling’s established engine component manufacturing experience.