Starter Motor Specifications-A/T Equipped Vehicles

Brush Length-Standard 17.5 mm (0.69 in)
Brush Length-Limit (Minimum) 12.0 mm (0.47 in)
Brush Spring Tension-Standard 2.1 kg (4.63 lbs)
Brush Spring Tension-Limit (Minimum) 0.7kg(1.54 lbs)
Commutator Insulation Depth-Standard 0.5-0.8 mm (0.020-0.0031 in)
Commutator Insulation Depth-Limit (Minimum) 0.2 mm (0.008 in)
Commutator Outside Diameter-Standard 29.4 mm (1.157 in)
Commutator Outside Diameter-Limit (Minimum) 28.8 mm (1.134 in)
Commutator Run-Out-Standard 0.05 mm (0.002 in)
Commutator Run-Out-Limit (Maximum) 0.40 mm (0.016 in)
Direction of Rotation Clockwise (as viewed from pinion)
Number of Pinion Teeth 8
Output 1.2 k watts
Rating 30 seconds
Solenoid Operating Voltage 8 volts maximum
Starter Motor Current Draw -No-Load 50-75 amps max. at 11 volts
Starter Motor Current Draw-Load
(9.1 N.m / 80.5 lb in of torque) 300 amps at 7.7 volts
Starter Motor Current Draw-Locked
Rotor (18.6 N.m /13.7 lb ft of torque) 780 amps max. at 4 volts
Voltage 12 volts