Control diodes w/, Terminal W, Voltage 14, Amp 70, Vac. pump Yes, Grooves/pulley 6, Regulator type IR, Belt Adjustment Bracket Hole 1 8.40, Mounting Bracket Distance 66.30, Radius 90.00, Pulley Diameter 60.00, Prod. info BN, Bracket Hole Size Rear 10.50, Pulley SP, W plug type Plug, Pulley Distance 36.00, Servicing Opel, Vauxhall, Nipple Vaccum Pump Position 30/45, D+ Position 60, Plug no. 1 PL50, Radius 2 85.00, B+ M8, Rotation CW, Bracket Hole Size 1 10.30, Vacumm Pump Position 2/11, Holder Arm Width 13.50, D+ Size Plug, Belt Adjustment Bracket Hole Position 57, Total Length 225.00, B+ Position 55