Dimensions :
Interior diameter : 30 mm
Exterior diameter : 88.4 mm
Thickness : 14.75 mm
Length of wires stator to grommet : 140 mm
Length of wires grommet to plug : 260 mm
Length of pickup coil's wire to grommet : 100 mm
Other specifications :
Number of wires : 5
Number of plugs : 1
Number of pins : 5
Wire to wire resistance :
Alternator : Between each Yellow = 0.4 ohms +-20%
Pickup : Green to Blue = 100 ohms +-20%