8G2486-40 BIG END BEARING SET – .040(U/S). 0.040″ (1.016mm) undersized connecting rod big end bearing set for the 3 cylinder BMC 2.8TD engine.

See item 6 in the illustration.

Fitted to:

• Nuffield 3/45
• JCB 2B After 1965 (Check engine model)

Note: If your crankshaft is worn or damaged it can be reground to take undersize bearings.  Undersized (U/S) bearings have same measurement at outer side but are a little bit thicker from inner side.  The following standard and undersize bearings are available.

8G2486 BIG END BEARING SET STD
8G2486-10 BIG END BEARING SET – .010(U/S)
8G2486-15 BIG END BEARING SET – .015(U/S)
8G2486-20 BIG END BEARING SET – .020(U/S)
8G2486-30 BIG END BEARING SET – .030(U/S)
8G2486-40 BIG END BEARING SET – .040(U/S)
8G2486-45 BIG END BEARING SET – .045(U/S)
8G2486-50 BIG END BEARING SET – .050(U/S)

View more Nuffield 3/45 engine parts HERE.