________________________________________________________________________________________
Wheel Horse 512D Garden Tractor
The
Wheel Horse 512D is a 2WD diesel garden tractor. This model was manufactured
between 1986 and 1987. The Wheel Horse 512D powerline system components: Robin
DY41DS 4-stroke single cylinder OHV air-cooled diesel engine and belt-driven
gear transmission with 6 forward and 2 reverse gears.
A 25.14 cubic inches (412 cc) engine has a cylinder bore of 3.23" (82
mm), piston stroke of 3.07" (78 mm), rated power of 8.5 hp (6.3 kW), and
max torque of 19.7 Nm (14.6 lb-ft) at 2400 rpm. Max forward speed - 5.5
mph (8.8 km/h), max reverse speed - 2.6 mph (4.2 km/h).
The diesel garden tractor was equipped with a manual steering system,
band type brakes, 15x6.00-6 front tires, and 23x8.50-12 rear tires. The
wheel base is 45.5" (1150 mm). The Wheel Horse 512D is compatible with a
42" mid-mount 3-blade mower deck with manual lift system.
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) |
Gross 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 Type |
Injection pump |
Combustion System |
Direct injection type |
Fuel Feed |
Gravity type |
Governor Type |
Centrifugal flyweight |
Lubricating System |
Forced oil lubrication |
Oil Pump |
Trochoid gear type |
Rotation |
Counter-Clockwise (viewed from PTO side) |
Fuel Tank Capacity, gal (L) |
1.2 (4.5) |
Oil Capacity, qts, (L) |
1.2 (1.1) |
Electrical System Rating, Volts |
12 |
Starter Type |
Electric |
Number of Batteries |
1 |
Electric Ground |
Negative |
Front PTO Operational Type |
Independent |
Front PTO Clutch |
Mechanical |
Front PTO Speed, rpm |
3200 |
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) |
Drive Wheels |
2WD 4x2 |
Steering Configuration |
Front steer |
Steering System |
Manual |
Brakes Type |
band |
Front Tire Size |
15x6.00-6 |
Rear Tire Size |
23x8.50-12 |
Wheelbase, in (mm) |
45.5 (1150) |
Length, in (mm) |
65 (1650) |
Height, in (mm) |
40.5 (1020) |
Overall Width, in (mm) |
36.5 (920) |
Weight (w/o Mower Deck), lb (kg) |
530 (240) |
Mower Deck Type |
Mid-mount |
Number of Blades |
3 |
Cutting Width, in (mm) |
42 (1060) |
Lift System |
Manual |
Weight, lb (kg) |
135 (61) |
________________________________________________________________________________________
Lawn and Garden Tractors Technical Specs |