This genuine, Ford direct replacement Main Seal seals the rear crankshaft opening on the 4.6L engine block. Whether you need to replace a leaky, cracked seal, or just want to upgrade to a new one for ensured performance, this is the way to go! Designed to factory specifications and made out of high-quality rubber, this seal provides reliable, leak-free operation. It is made to fit as a direct replacement for the 4.6L Modular Engine in all 1996 to 2010 Mustangs, including the GT, Bullitt, Mach 1 and SVT Cobra models.
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