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Wheel Horse 416-8 Technical Data

General Information

Tractor Model ....................... Wheel Horse 416-8
Tractor Type ....................... Garden tractor
Manufacture Years ....................... 1985-1992
Series ....................... 400
Fuel Type ....................... Gasoline
Attachments ....................... Mower Deck, Snow Blower, Blade

Wheel Horse 416-8 Engine

Kohler K341S Engine

Engine Model ....................... Kohler K341S
Engine Type ....................... 4-Cycle, one cylinder air-cooled gasoline
Number of Cylinders ....................... Single
Displacement, cu.in (L) ....................... 35.9 (0.588)
Engine Bore, in (mm) ....................... 3.75 (95.4)
Engine Stroke, in (mm) ....................... 3.25 (82.6)
Maximum Horse Power, hp (kW) ....................... 16.0 (12.0)
Rated Engine Speed, rpm ....................... 3600
Fuel System ....................... Carburetor
Carburetor Model ....................... Kohler/Walbro
Carburetor Type ....................... Fixed main jet or adjustable main jet
Lubrication System ....................... Splash type
Cooling System ....................... Forced-air
Ignition System ....................... Battery
Spark Plug Type ....................... Champion RH10
Spark Plug Size, in (mm) ....................... 0.553 (14.0)
Spark Plug Gap, in (mm) ....................... 0.0256 (0.65)
Breaker Point Gap (Nominal), in (mm) ....................... 0.020 (0.50)
Valve Clearance (Intake), in (mm) ....................... 0.008-0.010 (0.20-0.25)
Valve Clearance (Exhaust), in (mm) ....................... 0.017-0.019 (0.43-0.48)
Fuel Tank Capacity, gal (L) ....................... 2.3 (8.5)
Oil Capacity, qt (L) ....................... 2.02 (1.90)

Kohler M16S Engine

Engine Model ....................... Kohler M16S
Engine Type ....................... 4-cycle single cylinder air-cooled gasoline
Number of Cylinders ....................... 1
Displacement, cu.in (cc) ....................... 35.9 (558)
Engine Bore, in (mm) ....................... 3.75 (95.0)
Engine Stroke, in (mm) ....................... 3.25 (83.0)
Rated Engine Power, hp (kW) ....................... 16.0 (11.9)
Rated Engine Speed, rpm ....................... 3600
Compression ....................... 7.3:1
Fuel System Type ....................... Carburetor
Carburetor Type ....................... Side-draft, adjustable jet
Fuel Pump Type ....................... Mechanical
Fuel Filter Type ....................... In-line
Governor Type ....................... Mechanical
Air Cleaner ....................... Paper element with pre-cleaner
Ignition Type ....................... Electronic magneto
Intake Valve Clearance, in (mm) ....................... 0.008-0.010 (0.20-0.25)
Exhaust Valve Clearance, in (mm) ....................... 0.017-0.019 (0.43-0.048)
Spark Plug Gap, in (mm) ....................... 0.025 (0.63)
Module Air Gap, in (mm) ....................... 0.012-0.016 (0.30-0.40)
Fuel Tank Capacity, gal (L) ....................... 2.3 (8.5)
Oil Capacity, qts, (L) ....................... 2.25 (2.13)

Onan Engine

Engine Model ....................... Onan P216
Engine Type ....................... 4 Stroke 2-cylinder air-cooled gasoline
Number of Cylinders ....................... 2
Cylinder Bore, in (mm) ....................... 3.25 (83.0)
Piston Stroke, in (mm) ....................... 2.63 (67.0)
Total Displacement, cu. in (cc) ....................... 43.3 (709)
Gross Power, Hp (kw) ....................... 16.0 (11.9)
Maximum Speed, rpm ....................... 3500
Idle Speed, rpm ....................... 1350
Crankshaft Alignment ....................... Horizontal
Cylinder Material ....................... Aluminum
Compression Ratio ....................... 7.0:1
Fuel System Type ....................... Carburetor
Fuel Pump Type ....................... Pulse
Fuel Delivery ....................... Fixed Jet Carburetor
Cylinder Compression, psi (kPa) ....................... 75-115 (517-793)
Lubricating System Type ....................... Full Pressure with filter
Ignition System ....................... Electronic
Spark Plugs ....................... Champion RS14YC
Spark Plug Gap, in (mm) ....................... 0.025 (0.64)
Ignition Timing, BTC ....................... 20 deg
Fuel Tank Capacity, gal (L) ....................... 2.3 (8.5)
Oil Capacity, qts, (L) ....................... 1.8 (1.7)

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 416-8 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 4x2
Steering Configuration ....................... Front steer
Steering System ....................... Manual
Brakes Type ....................... Band
Front Tire Size ....................... 16x6.00-6
Rear Tire Size ....................... 23x9.50-12

Dimensions and Weight

Wheelbase, in (mm) ....................... 45.5 (1115)
Length, in (mm) ....................... 65 (1650)
Height, in (mm) ....................... 42.5 (1070)
Overall Width, in (mm) ....................... 37.1 (940)
Weight (w/o Mower Deck), lb (kg) ....................... 553 (250)

Wheel Horse 416-8 Attachments

36" Mower Deck

Mower Deck Type ....................... Mid-mount
Number of Blades ....................... 3
Cutting Width, in (mm) ....................... 36 (910)
Lift System ....................... Manual
Weight, lb (kg) ....................... 102 (46)

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)

48" Mower Deck

Mower Deck Type ....................... Mid-mount
Number of Blades ....................... 3
Cutting Width, in (mm) ....................... 48 (1215)
Lift System ....................... Manual
Weight, lb (kg) ....................... 168 (76)

42" Snowblower

Snowblower Type ....................... Front-mount, single-stage
Clearing Width, in (mm) ....................... 42 (1060)
Lift System ....................... Manual

Front Blade

Blade Type ....................... Front-mount
Width, in (mm) ....................... 48 (1215)
Lift System ....................... Manual
Angle ....................... Manual