Identification & Specifications

Alternator is color-ink stamped with "Motorcraft" trademark. Color stamp is code for rated amperage output. Rated amperage is also stamped on end frame (40A, 60A, etc.). Color code is as follows.

Application

Amperage @ 15V.

Rated Output Speed (Engine RPM)

Orange

2900

Green

2900

Black

⁽¹⁾ 1640

Red

100

⁽¹⁾2900

⁽¹⁾	Rated cold output

Specifications

Alternator		Specification
Field Current at 12 volts (All)		4.0 Amps.
Slip-Rings (All)
	Minimum Diameter	1.22"
	Maximum Runout	.0005"
Brush Length Wear Limit (All)		5/16"
Pulley Nut Torque (All)		60-100 ft. lbs.