Description
This is a new voltage regulator (control box RB340 Style) for MGB 1963 to 1967. Every time you replace your Generator, you should replace the voltage regulator. Cheaper insrance to keep your charge system in top shape. Cross Ref.# 142-040, 37344, 37451, 37544, 37547, 37563, 37571, 37572, 37573, NCB130, 142-045
