BCBC IS-57L Engine Oil Pump Intermediate Shaft

Engine Oil Pump Intermediate Shaft

This Melling engine oil pump intermediate shaft is a standard replacement part for stock applications. It is made in the USA and built from stress proof steel for dependable oil pump drive support. Part number IS-57L is used in a range of classic Ford, Lincoln, and Mercury applications.

Key Features

• Standard replacement engine oil pump intermediate shaft
• Stress proof steel construction for added strength
• Made in the USA
• Designed to complete a new oil pump installation
• Part number IS-57L for easy identification

Detailed Description

The Melling IS-57L oil pump intermediate shaft is intended for stock engine builds that require a direct replacement shaft in the oil pump drive system. Its stress proof steel construction addresses common wear concerns such as metal fatigue, cracking, and twisting that can affect an older shaft even when it still looks serviceable. This part is a practical choice for maintaining proper oil pump operation in classic Ford Thunderbird, Lincoln Continental, and Mercury Monterey applications, among others listed in the fitment data. The IS-57L is also identified by cross-reference part numbers 61-113 and 601-1433 for the same application.

What It Is Used For

• Replacing a worn or fatigued oil pump drive shaft
• Restoring reliable oil pump engagement after service
• Addressing cracking or twisting damage in the original shaft
• Completing a new oil pump installation with a matching shaft
• Supporting stock engine oiling system service on classic vehicles

Installation Notes and Tips

Verify shaft length and diameter against the original component before installation. This part is listed for stock applications, so confirm fitment by year, make, model, and position data before assembly. Inspect the oil pump and related drive components for wear or damage during service, and replace any compromised parts as needed. Use the IS-57L part number when matching the shaft to the correct application.

Quality Assurance

Melling recommends replacing the oil pump shaft whenever a new oil pump is installed. The shaft is manufactured in the USA and built to standard replacement specifications for domestic and import pump applications.