FMBP 12680 Engine Oil Pump Intermediate Shaft

Performance Oil Pump Shaft

This Melling engine oil pump intermediate shaft is built for performance applications that demand dependable drive transfer under load. Made in the USA and manufactured from hardened chrome moly steel, part number 12680 is intended for high-performance oil pump service where the original shaft can fatigue, crack, or twist over time.

Use this shaft when completing a new oil pump installation on Ford and Mercury performance engines. The 12680 is a direct-fit style replacement for selected applications and is listed across a wide range of classic Ford, Mercury, and Lincoln platforms, including Ford Mustang, Ford F-150, and Mercury Cougar fitments.

• Hardened chrome moly steel construction for strength under demanding operating conditions
• Performance-grade shaft for high-output oil pump applications
• Made in the USA
• Recommended when replacing a new oil pump to complete the installation properly
• Fits a broad range of Ford, Mercury, and Lincoln performance applications

Detailed Application Information

Part number 12680 is designed for engine oil pump drive use in selected Ford, Mercury, and Lincoln vehicles, including applications such as Fits 1975-1996 Ford F-150, N/A, Fits 1979-1995 Ford Mustang, N/A, and Fits 1979-1991 Mercury Grand Marquis, N/A. It is also listed for classic performance platforms such as Ford Bronco, Ford Maverick, Mercury Comet, and Lincoln Town Car. The chrome moly steel shaft material and performance grade make it suitable for replacing a worn intermediate shaft that may show hidden fatigue even when it still appears serviceable.

What It Helps Address

• Worn or fatigued oil pump drive shaft
• Cracking from repeated load cycles
• Twisting damage in high-performance service
• Incomplete oil pump replacement service
• Drive transfer issues in selected performance engine builds

Installation Notes and Tips

Verify engine application before installation, since fitment is specific to selected Ford, Mercury, and Lincoln platforms. Replace the shaft when installing a new oil pump rather than reusing an older part that may have hidden wear. Confirm the shaft length and diameter against the original component before assembly.

Quality Assurance

Melling positions this shaft as a performance replacement component for selected oil pump applications, with hardened chrome moly steel construction for demanding service. Part number 12680 is supported by Melling's performance product line and is cross-referenced to Dayco 22500 for the same application.