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Front Crankshaft Seal Conversion Kit

Part #
XK120, XK140, MK VII
Low Stock Low Stock
The Jaguar "XK" six-cylinder engine has few weak spots, but one is the leak-prone front crankshaft rope seal fitted to the XK-120, early XK-140 and MK VII. Developed in England, this conversion kit employs a new crankshaft follower ring and a conventional one-piece oil seal. It's a straightforward modification made with the crankshaft in place; no machining is required. For all XK-120, XK-140 to Engine G.1907 and MK VII "A" and "B" series engines plus D.1001 to D.6722. Oil sump must be removed to install.

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  • All Classic British products are warrantied to be free from defects in material and workmanship for 2 years from the date of invoice.
  • All superchargers, supercharger components, and supercharger hardware are warranted to be free from defects in material and workmanship for 1 year from date of invoice.
  • Moss Motors, Ltd. will, at its discretion, repair or replace any part that fails in service within the warranty period. This warranty does not cover labor, failure of related components, normal wear of brake or clutch components or failure resulting from alteration, misuse, accidental damage, faulty installation, or faulty repair.
  • Warranty requests should be submitted to our sales department and must be supported by the original Moss Motors purchase invoice and documentation of the failure.
Make: Jaguar Model: XK120, XK140, MK VII