General Information
Tractor Model ………………….. Wheel Horse 512D
Tractor Type ………………….. Garden tractor
Manufacture Years ………………….. 1986
Fuel Type ………………….. Diesel
Attachments ………………….. Mower Deck
Wheel Horse 512D Engine
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
Electrical System Rating, Volts ………………….. 12
Starter Type ………………….. Electric
Number of Batteries ………………….. 1
Electric Ground ………………….. Negative
Power Take-Off
Front PTO Operational Type ………………….. Independent
Front PTO Clutch ………………….. Mechanical
Front PTO Speed, rpm ………………….. 3200
Wheel Horse 512D 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
Drive Wheels ………………….. 2WD 4×2
Steering Configuration ………………….. Front steer
Steering System ………………….. Manual
Brakes Type ………………….. band
Front Tire Size ………………….. 15×6.00-6
Rear Tire Size ………………….. 23×8.50-12
Dimensions and Weight
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)
Wheel Horse 512D Attachments
42″ Mower Deck
Mower Deck Type ………………….. Mid-mount
Number of Blades ………………….. 3
Cutting Width, in (mm) ………………….. 42 (1060)
Lift System ………………….. Manual
Weight, lb (kg) ………………….. 135 (61)