Ford has several silcone RTV sealers. The old Ford part number for the 7.3 silicone, F5TZ-19G204-AB, has been replaced by Motorcraft TA-31. This is supposed to be the same as the Navistar/Waker T-442.

The TA-29 (tube) and TA-30 (cartridge) are Ford's univers... Login to read more.