Description
A failing rear main seal is one of the most common culprits behind oil leaks on Small Block Ford engines—and ignoring it will cost you more in cleanup and potential engine damage than the seal itself. Fel-Pro’s single-piece design eliminates the complications of multi-piece seals, delivering a straightforward, reliable solution that mechanics and rebuilders have trusted for decades. Whether you’re performing a routine maintenance interval or rebuilding your engine, this OEM-equivalent seal ensures a solid barrier against oil loss and contamination.
- Rear Main Seal
- Single-piece design
- Rubber construction
- Small Block Ford engines
- Fits 1983–1993 models
- Fel-Pro MPN 2921
- Sold individually






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