Base VehicleNo motorThere's a Skunk on the roadBack graphicAt end of award winning ride
OwnerJohn Neiswanger
LocationGridley, California United States map
Web/EmailWebPage email image
Vehicle1958 Harley Davidson Servi-Car
Manufactured by Harley Davidson for Police Departments for parking enforcement and also marketed to other businesses for parts pick-up and delivery.
MotorPrestolite MKU 4005 Series Wound DC
Removed from a pallet stacker and modified to add a front end bearing. Also added an external blower for cooling.
DrivetrainDual reduction drive, cog belt primary and existing single chain to rear end. Overall ratio currently about 10:1
ControllerNavitas PC-325
Hydraulic pump controller for electric forklift. 325 Amps continous and 1000 Amps peak
Batteries8 GBS LFMP100AH, 12.80 Volt, Lithium-Ion
100AH 48V "kit" from Elite Power. Included the BMS and charger. 250+ mi since the upgrade and still happy.
System Voltage48 Volts
Charger TSL48-15
Charger came with the batteries and BMS
HeaterCoat and gloves
DC/DC ConverterSevcon 36/48V
Input 36-60 Volts
Output 13.8 Volts
InstrumentationBattery voltmeter and Ampmeter in motor circuit.
Top Speed33 MPH (53 KPH)
Base vehicle only went about 45 mph when new. I'd have to rebuild to 72 volt system to get there.
Range35 Miles (56 Kilometers)
Extrapolated from various run lengths and BMS charge left values. 35-45 miles extrapolating from 5-20 mile runs.
Watt Hours/Mile187 Wh/Mile
Speed checked by radar, current read from meter, 48 volts no voltage drop allowance.
EV Miles
Start:1 Miles (1 Kilometers)
Current:1,820 Miles (2,928 Kilometers)
Total:1,819 Miles (2,926 Kilometers)
    As of 10/1/2012
Seating Capacity1 adult
Curb Weight800 Pounds (363 Kilograms)
Conversion TimeBasically complete in 14 months. Just the odd bits to keep tweaking. Converted to lithium April 2011.
Conversion CostAbout $2000 and a well stocked corporate bone yard. Now add the cost of Lithium at $3,200 and still not too bad.

code by jerry