Genuine Hepolite Main Crankshaft Roller Bearing.
As fitted to :-
BSA B Group timing side.
BSA B31,B33, B32/B34 Competition (1949-57),

 

B32/B34 350/500cc Goldstar (1950-),

 

M20/M21 500/600cc (1937-63) Crankshaft T/S bearing. MRJA 7/8

Manufactured to the OEM specification with 11 rollers to increase the radial load capacity.
All current neutral brands supply this bearing with only 9 rollers

Made in England. (boxed)
11 Roller, Brass Cage, C3.
Brand : Hepolite, MRJA 7/8

 

BSA M20 M21 Timing Side Crankshaft Roller Bearing C3 Hepolite 24-722

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