Seth's 1968 Bolens Garden Tractor

Owner	Seth Murray
Owner's Other EV	1985 Chevrolet S-10
Location	Harpswell, Maine United States ^map
Web/Email	WebPage
Vehicle	1968 Bolens 1050
Motor	General Electric 2CM77 Compound Wound DC Old aircraft starter generator. Probably overkill, and very inefficient. But powerful!
Controller	4 ohm resistor on field winding - lo/hi.
Batteries	4 Exide NG27, 12.00 Volt, Lead-Acid, Flooded
System Voltage	24 Volts
Charger	Samlex 25A
Heater	the motor and field resistors
DC/DC Converter	none
Instrumentation	tri-metric battery monitor
Top Speed	6 MPH ( 9 KPH) the tractor is unstoppable!
Acceleration	neck-breaking
Range	1 hour of mowing
Watt Hours/Mile	not really a useful figure for a lawn mower... pulls avg 100A at 24V during normal mowing
Seating Capacity	1 adult
Curb Weight	900 Pounds (409 Kilograms) that's a guess. heavy.
Tires	turf
Conversion Time	a few days
Conversion Cost	$900 including tractor. converted almost entirely with junk I already had lying around
works great. I can mow my whole acre in one hour. estimate peak 6HP; it's enough. 10HP would be nice.

1968 Bolens Garden Tractor“Bo”