Call in your order on
and pay by card.
A Series & A+ Engine number decoder
This page will attempt to decode your engine number to give the original specification of the engine and gearbox.
CC & Orientation
Engine Code Prefix
Engine Code Suffix
Engine Serial Number
Guessworks Feature Product - Diff output seal - Hardy Spicer
This seal is specific to the Hardy Spicer output shafts used on the Cooper S and early automatics, For other drive shaft couplings, Pot and Crucifix, use p/n ADU5738
£ 1.55 + VAT
Learn more about this product, or purchase.
Learn more about Guessworks Gearboxes
GUESSWORKS is a Registered Trademark, VAT Reg: 986103604
Guessworks Terms and Conditions relating to products and information.
or 0788 5678 313