BCBC MPR-312 Engine Push Rod

Engine push rod for Ford and Mercury applications

Melling MPR-312 is a standard replacement engine push rod built for stock and OEM-style valve train service. It is made in the USA and uses welded steel construction with ball ends for consistent valve train geometry.

• Fits a wide range of Ford and Mercury V8 applications from 1958-1977.
• Standard replacement design for stock valve train service.
• Welded steel construction for dependable strength and rigidity.
• Ball-end top and bottom tips with 0.375-inch tip diameter.
• 9.59-inch overall length and 0.313-inch shaft diameter.

Fitment details

Compatible with Ford Mustang, Ford Torino, Ford Fairlane, Mercury Cougar, and other listed Ford and Mercury models. Body fitment includes applications such as Fits 1968-1970 Ford Mustang, N/A and Fits 1958-1959 Ford Thunderbird, N/A. The MPR-312 part number is also referenced across multiple OE and aftermarket listings for the same application.

This push rod is used in valve train assemblies where correct length and tip design are critical to maintaining lifter, rocker arm, and valve geometry. It is appropriate for stock replacement service on Ford and Mercury engines listed in the fitment data, including Ford F-100, Ford F-250, Mercury Monterey, and Ford Thunderbird applications. This part cross-references Monroe Shocks & Struts (e.g., 74-6312, PR-312) for the same application.

What it is used for

• Restoring proper valve train geometry after wear or replacement.
• Replacing bent, worn, or incorrect-length push rods.
• Addressing valvetrain noise caused by damaged push rod components.
• Supporting consistent lifter and rocker arm operation in stock engines.

Installation notes and quality

Verify push rod length, tip style, and diameter against the engine specification before installation. This part is listed as a standard replacement and is not drilled. Melling recommends installing new push rods to maintain proper valve train geometry and performance. MPR-312 is manufactured to stringent specifications using quality materials and processes.

Quality assurance is supported by Melling’s OE-focused manufacturing approach and its selection of push rods for standard and performance engine applications.