Can I reuse the old gasket and seals?
Documented on the 2012 Ford Mustang GT build
Published September 5, 2026
No — gasket material and seals should be replaced.
Full Answer
No — gasket material and seals should be replaced. Reusing old gaskets or seals risks future leaks; replace the crankshaft seal while the cover is off.
Documented In This Build
Related Knowledge
How long will a timing cover gasket reseal on a Coyote take?What fluids do I need to buy for this job?Do I need to remove the engine or major mounts to access the timing cover?How do I know if the PCV grommet is bad?What torque should I use for the coil mounting bolt?What causes oil to fill the spark plug wells?Can I drive the car if the plugs are covered in oil?How often should I clean the fuel injectors?
Related Parts
Timing Cover Gasket Kit
Fel-Pro (or OEM equivalent)$75
Front Crankshaft Seal (harmonic balancer seal)
National / OEM$20
RTV Gasket Maker (high-temp silicone)
Permatex$6
Timing Cover Bolt / Fastener Kit (replacement bolts)
ARP / OEM equivalent$15
Harmonic Balancer / Crank Pulley Bolt (replacement)
OEM$8
Engine Coolant (pre-mixed or concentrate to make ~2 gal)
Peak / Motorcraft$30
Related Tools
Socket set (including deep 10mm–24mm)
Torque wrench (inch-lb and ft-lb capable)
Seal installer / driver
Breaker bar and impact gun (optional)
Harmonic balancer / crank pulley puller
Gasket scraper / plastic razor
Jack and jack stands or engine support
Shop rags, brake cleaner, and degreaser
