The B20 is a standard Moto-Lita 9-bolt boss, available in polished or black finish.
Please note: if you need a pencil contact with the B20 please put this in the notes on the order form.
This boss has a PCD of 101.6mm
The B20 will fit the following cars:
Reliant Scimitar to 1969
TR4 & TR4A
TVR all models to 1969
Spitfire to 1978 - Please check the splines, if 36 splines a B20 is the correct boss - but if 48 splines on years 77-78 you may need a B59
GT6 to 1968
Lotus Elite MK2
Elan 2 +2 to 1972
Lotus Europa to 1973
Lotus 7 and Super 7
Caterham - most models
Marcos 1600 and 3 litre
Mantula 1600 and 3 litre
We also supply the B20 boss in a small centre version, which has a 79.40mm PCD with a 57.20 centre hole. We cannot supply caps or horn buttons for these smaller bosses but we can make (on special order) a MK3 or MK4 wheel with the smaller centre to fit the S/C B20. Please click here for the S/C B20 boss.
- Wheel Fitting: Moto-Lita (9 bolt boss)
- Boss Finish: Black or Polished
- Star Rating: Standard