54947 Mercruiser NUT, (.312-24)

3T6352 24V 35A (Delco-Remy Number 1117647)
Load the battery with a carbon pile (6V4930 Battery Load Tester) to get the maximum alternator output.Polarity ... Negative GroundRotation ... Either DirectionSpeed for testing (rpm) ... 5000Output voltage ... 27.5 1.0VOutput (cold) ... 35A(1) Torque for the ground terminal nut ... 2.3 0.6 N m (21 5.0 lb in)(2) Torque for the pulley nut ... 102 7 N m (76 5 lb ft)(3) Torque for the output terminal nut ... 7.1 0.9 N m (64 8 lb in)3T6354 Regulator (Delco-Remy Number 1984287) Inside Alternator
Voltage setting ... No adjustmentPermissible voltage range ... 26 to 30VDelco-Remy (25SI)
3T1888 24V 50A (Delco-Remy Number 1117248)
Load the battery with a carbon pile (6V4930 Battery Load Tester) to get the maximum alternator output.Polarity ... Negative GroundRotation ... Either DirectionSpeed for testing (rpm) ... 5000Output (cold) ... 54A(1) Torque for the pulley nut ... 102 7 N m (76 5 lb ft)(2) Torque for the output terminal nut ... 13.5 1.3 N m (10 1.0 lb ft)7N129 Regulator (Delco-Remy Number 1892824) Inside Alternator
Voltage setting range ... 27.5 1.0VAdjust voltage setting to ... 28V There are two types of adjustment: One type of adjustment is made by removing a pipe plug and turning the adjusting screw one or two notches in a clockwise direction to increase the voltage setting or one or two notches in a counterclockwise direction to decrease the voltage setting. The second type of adjustment is similar except, remove the end cover to expose the potentiometer for adjustment.Then increase speed to get a maximum output of ... 50ABosch
7N9720 24V 35A (Bosch Number 0-122-469-001)
Load the battery with a carbon pile (6V4930 Battery Load Tester) to get the maximum alternator output.Polarity ... Negative GroundRotation (as viewed from pulley) ... ClockwiseSpeed for testing (rpm) ... 5000Output voltage ... 27.5 1.0VOutput (cold) ... 37ATorque for the ground terminal nut ... 2.1 to 2.8 N m (19 to 25 lb in)(1) Torque for the pulley nut ... 102 7 N m (76 5 lb ft)(2) Torque for the output terminal nut ... 13.5 1.3 N m (10 1 lb ft)9G9538 24V 50A (Bosch Number 0-122-469-002)
Load the battery with a carbon pile (6V4930 Battery Load Tester) to get the maximum alternator output.Polarity ... Negative GroundRotation ... Either DirectionSpeed for testing (rpm) ... 5000Output voltage ... 27.5 1.0VOutput (cold) ... 63ATorque for the ground terminal nut ... 2.1 to 2.8 N m (19 to 25 lb in)(1) Torque for the pulley nut ... 95 to 110 N m (70 to 80 lb ft)(2) Torque for the output terminal nut ... 12 to 15 N m (9 to 11 lb ft) 9G7567 Regulator (Bosch Number 1-197-011-000) Under; alternator cover. For use with the 7N9720 And 9G9538; Alternators.
Voltage rating ... 28VPolarity ... Negative groundVoltage setting range ... 26.7 to 28.3VNippondenso
9G4574 24V 35A (Nippondenso Number 100211-0860)
Load the battery with a carbon pile (6V4930 Battery Load Tester) to get the maximum alternator output.Polarity ... Negative GroundRotation ... Either DirectionSpeed for testing (rpm) ... 5000Output voltage ... 27.5 1.0VOutput (cold) ... 35A(1) Torque for the pulley nut ... 95 to 110 N m (70 to 80 lb ft)(2) Torque for the output terminal nut ... 22 to 37 N m (16 to 27 lb ft)(3) Torque for the ground terminal nut ... 3.4 to 5.4 N m (31 to 49 lb in)6T7223 24V 50A (Nippondenso Number 100211-0890)
Load the battery with a carbon pile (6V4930 Battery Load Tester) to get the maximum alternator output.Polarity ... Negative GroundRotation ... Either DirectionSpeed for testing (rpm) ... 5000Output voltage ... 27.5 1.0VOutput (cold) ... 50A(1) Torque for the pulley nut ... 95 to 110 N m (70 to 80 lb ft)(2) Torque for the output terminal nut ... 22 to 37 N m (16 to 27 lb ft)(3) Torque for the ground terminal nut ... 3.4 to 5.4 N m (31 to 49 lb in)7T2798 Regulator (Nippondenso Number 126000-0380) Inside Alternator. For use with 9G4574 and 6T7223 Alternators.
Voltage setting ... No AdjustmentPermissible voltage range ... 26.5 to 28.5V