- standard model- power 910 W / 70 A- regulator, pulley, and fan included- w-terminal for electric tachometer- shaft Ø 17 mm- belt pulley 12.5 mmSpare parts / Accessories:- voltage regulator ST0215-10General descriptions of the generator terminals:- +, B+ = charging current to the battery's + pole- D-, B- = generator grounding to battery's - pole/chassis- IND, D+ = activation of the generator at the charging signal light- W = pulse terminal for electric tachometer- S = sensor for the battery's temperature sender (Ford)- AUX = additional connection for additional equipment- F = field in direct current generators