Bearing, bottom end overhaul kit, Norton early twins, std UK

Bearing, bottom end overhaul kit, for Norton early small journal (1-1/2") twin cylinder engines, Standard size, 500cc 600cc, Made in UK. includes: 1 x superblend bearing (NJ306E); 1 x ball bearing;  1 x big end shell set (std); 4 x big end nuts; 4 x big end bolts. The crankshaft fixing kit is sold separately as required.
Original Part Number:
1 x superblend bearing (NJ306E); 1 x ball bearing; 
D12/27; 17828; 067180; 06-7180 - 1 x big end shell set (std);
4 x big end nuts; 4 x big end bolts