Wheel Horse

B-81

Lawn tractor · 1978–1979 · 8 hp

The Wheel Horse B-81 is a lawn tractor manufactured from 1978 to 1979. It features a Briggs & Stratton 191707 engine, and manual steering. The transmission is a belt-driven gear type with 3 forward and 1 reverse.

Engine

EngineBriggs & Stratton 191707
Fuel Typegasoline
Cylinders1
Coolingair-cooled vertical-shaft
Displacement19.44 ci (318 cc)
Bore3 in (76 mm)
Stroke2.75 in (70 mm)
Power Gross8 hp (6 kW)
Power Rated8 hp
Starter Volts12
Starter Typeelectric
Oil Capacity1.13 qts (1.1 L)
ManufacturerBriggs & Stratton
Rated3,500 RPM
Sparkplug Gap0.03 in (0.76 mm)

Transmission

Transmission Typebelt-driven gear
Transmission ModelPeerless 669
Gears3 forward and 1 reverse
Oil Capacity0.75 qts (0.7 L)
Oil TypeSAE 90 GL5
Available Options3-speed gear, 6-speed gear

Electrical

Battery Volts12
Battery Ah24
Charging Amps3
Groundnegative

Dimensions

Length65 in (165 cm)
Width34.5 in (87 cm)
Height37 in (93 cm)
Wheelbase45.5 in (115 cm)

Weight

Weight400 lbs (181 kg)

Tires & Tracks

Front Ag13x5.00-6
Rear Ag18x8.50-8

Fuel

Capacity1.5 gal (5.7 L)

Steering

Typemanual