Seal the exhaust pipe flange joint and keep hot gases in the exhaust stream with the MAHLE Exhaust Pipe Flange Gasket F7186. It fits a wide range of vintage and medium-duty Ford trucks and cars, including the 1957-1959 and 1964-1976 Ford F-100, F-250 and F-350, the 1980-1991 Ford F-600, F-700 and F-800, the 1957-1960 Ford Courier Sedan Delivery, and the 1957-1959 and 1966-1969 Ford Ranchero — with V8-5.4L, V8-5.8L, V8-5.9L, V8-6.1L, V8-6.4L, V8-7.0L and V8-8.2L engines. See the Buyer's Guide tab for the full list of 57 applications.
- Ring Type F design: a ring-style gasket built to seal the exhaust pipe flange connection.
- Coil Wrap seal material: constructed to hold the seal at the flanged joint.
- OEM Standard grade: measures 2.27 in inside diameter, 2.755 in outside diameter and 0.56 in thick.
- Made in the United States.
A worn exhaust flange gasket can let combustion gases escape at the joint, causing an exhaust leak, ticking noise or exhaust smell. Quantity needed varies by application — some engines use one and others use two; each is sold and packaged individually (package quantity 1).
Interchange: 9998
This part cross-references / interchanges with the following part numbers:
Frequently Asked Questions
What does this gasket do?
It seals the connection at the exhaust pipe flange, helping keep exhaust gases contained within the exhaust system at that joint.
Will this fit my Ford truck?
It fits many Ford applications from 1957-1991, including F-100, F-250, F-350, F-600, F-700, F-800, Ranchero and more. Check the Buyer's Guide tab to confirm your exact year and engine.
How many do I need?
Quantity varies by application — some engines use one and others use two. This listing is packaged individually (package quantity 1); order the amount your application requires.
What size is this gasket?
It has a 2.27 in inside diameter, a 2.755 in outside diameter and a 0.56 in wall thickness, in a Ring Type F design.
What are signs this gasket may need replacing?
An exhaust leak at the flange joint, a ticking or hissing noise, or an exhaust odor can indicate a failed flange gasket. Diagnose the source before replacing.
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