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MG MGA - SU fuel pump nut size?
| Does anyone know what size wrench fits the brass nut on the back of the SU fuel pump (wire harness connection point)?  Is it a Whithworth size? Thanks! George  | 
| George G. | 
| Probably BA for electrical connections. | 
| Art Pearse | 
| 2BA | 
| Dominic Clancy | 
This thread was discussed on 03/08/2018
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