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Your Headquarters For Harley Davidson After-market Parts
Three Phase Charging Sys 40Amp Fits Big Twin 1970 / 1999 (Except Tc) Uw Closed Primary MFG#55560

Three Phase Charging Sys 40Amp Fits Big Twin 1970 / 1999 (Except Tc) Uw Closed Primary MFG#55560

by MID-USA
SKU 17838
$580.20 - $580.20
$580.20
$672.56
$672.56 - $672.56
$672.56

OEM No:

COMPU-FIRE 40 AMP CHARGING SYSTEM BIG TWIN HARLEY DAVIDSON 70/99 (EXCEPT TWIN CAM)

WEIGHT: 9.77
  • 3 PHASE TYPE SYSTEM PRODUCES 25 AMPS AT IDLE AND 40 AMPS ABOVE 2800 RPM. THIS AMOUNT OF AMPERAGE PROVIDES A CONSTANT DC VOLTAGE OF 14.25 FROM IDLE ON UP
  • PRECISION BALANCED ROTOR IS VENTED TO CREATE BETTER OIL FLOW TO THE STATOR THAT HELPS TO REDUCE THE TEMPERATURE BY 50°
  • LARGE FLANGE OF THE SEAL SPACER PROVIDES ADDITIONAL SUPPORT TO THE ROTOR WITHOUT THE USE OF A SEPARATE WASHER
  • SERIES-TYPE REGULATOR/RECTIFIER IS DESIGNED TO REDUCE UNNECESSARY DRAG ON THE ENGINE BY UNLOADING THE STATOR WHENEVER THE BATTERY REACHES FULL CHARGE
  • PROVIDES THE OFF-IDLE POWER REQUIRED FOR FUEL INJECTED MODELS

COMPU-FIRE
FITS BIG TWIN 1970/1999 (EXCEPT TWIN CAM) WITH CLOSED PRIMARY (OIL BATH TYPE)
NOTE: 1970/1975 MODELS WILL REQUIRE A 2 BOLT TYPE REGULATOR/RECTIFIER MOUNT & 1970/1981 MODELS MAY REQUIRE SLIGHT CLEARANCING OF THE PRIMARY COVERS

Model Fitment

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