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Wheel Horse 512D Specifications
The Wheel Horse 512D garden tractor was manufactured between 1986 and 1987. The Wheel Horse 512D tractor is powered by Robin DY41DS 4-cycle single cylinder OHV vertical shaft air-cooled diesel engine. A 25.1 cubic inches (412 cc) engine has a cylinder bore of 3.23" (82 mm), piston stroke of 3.07" (78 mm), and rated power of 8.5 Hp (6.3 kW).
This model is fitted with a belt-driven gear transmission with 6 forward and 2 reverse gears. The Wheel Horse 512D is equipped with a manual steering system, mechanical PTO, band brakes, 15x6.00-6 front tyres, and 23x8.50-12 rear tyres. The operating weight is 530 lbs (240 kg). The garden tractor is compatible with a 42" mid-mount 3-blade mower deck with a manual lift system.
| Engine Specs |
Engine Model ....................... Robin DY41DS
Engine Type ....................... 4 Stroke single cylinder OHV air-cooled diesel
Number of Cylinders ....................... 1
Total Displacement, cu. in (cc) ....................... 25.14 (412)
Cylinder Bore, in (mm) ....................... 3.23 (82.0)
Piston Stroke, in (mm) ....................... 3.07 (78.0)
Engine Power, Hp (kw) ....................... 8.5 (6.3)
Maximum Speed, rpm ....................... 3600
Maximum Torque, Nm (ft-lbs) ....................... 19.7 (14.6)
Torque Speed, rpm ....................... 2400
Compression Ratio ....................... 21:1
Fuel System ....................... Injection pump
Combustion System ....................... Direct injection
Fuel Feed Type ....................... Gravity
Governor Type ....................... Centrifugal flyweight
Lubricating System ....................... Forced oil lubrication
Oil Pump Type ....................... Trochoid gear
Fuel Tank Capacity, gal (L) ....................... 1.2 (4.5)
Oil Capacity, qts, (L) ....................... 1.2 (1.1)
| Electrical System |
Electrical System Rating, Volts ....................... 12
Starter Type ....................... Electric
Number of Batteries ....................... 1
Electric Ground ....................... Negative
| Power Take-Off |
PTO Location ...................... Front
PTO Operational Type ....................... Independent
PTO Clutch ....................... Mechanical
PTO Speed, rpm ....................... 3200
| Transmission |
Transmission Type ....................... Belt-driven gear
Gearbox Type ....................... 6F/2R
Number of Forward Gears ....................... 6
Number of Reverse Gears ....................... 2
Oil Capacity, qts, (L) ....................... 2.0 (1.9)
Maximum Forward Speed, mph (kph) ....................... 5.5 (8.8)
Maximum Reverse Speed, mph (kph) ....................... 2.6 (4.2)
| Wheels and Tires |
Wheel Drive System ....................... 2WD 4x2
Steering Configuration ....................... Front steer
Steering System ....................... Manual
Brakes Type ....................... Band
Front Tire Size ....................... 15x6.00-6
Rear Tire Size ....................... 23x8.50-12
| Dimensions and Weight |
Wheelbase, in (mm) ....................... 45.5 (1150)
Overall Length, in (mm) ....................... 65 (1650)
Overall Height, in (mm) ....................... 40.5 (1020)
Overall Width, in (mm) ....................... 36.5 (920)
Weight (w/o Mower), lbs (kg) ....................... 530 (240)
| Mower Deck |
Mower Deck Type ....................... Mid-mount
Number of Blades ....................... 3
Cutting Width, in (mm) ....................... 42 (1060)
Lift System ....................... Manual
Weight, lbs (kg) ....................... 135 (61)
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