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 - Needle roller for A+ layshaft and mainshaft nose. INA/KOYO
Needle roller for the later 3 step A+ layshaft and the A+ Mainshaft which the 1st motion shaft sits on.
Branded INA or Koyo bearing
For a cheaper aftermarket form of the bearing look at
£ 12.00 + 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