Wheel Horse B-81
The Wheel Horse B-81 is a lawn tractor produced from 1978 to 1979 as part of the B Series. It features an 8 hp Briggs & Stratton 318cc 1-cylinder gasoline engine, with a fuel tank capacity of 1.5 gallons (5.7 L). The tractor offers transmission options including a 3-speed and a 6-speed gear, with Peerless 669 and Foote 4000 transmissions used in different production years. It has a wheelbase of 45.5 inches (115 cm), weighs 400 lbs (181 kg), and rides on 13x5.00-6 front and 18x8.50-8 rear lawn/turf tires. Electrical system includes a 12-volt battery with 24 AH capacity and a 3 amp charging system. Attachments available include 36" mid-mount mower decks and a 42" front-mount blade. The B-81 was built in South Bend, Indiana, USA, and originally sold for $945 in 1978.
Power-
Founded-
ModelB-81
Technical Specifications
Detailed specifications and technical data for Wheel Horse B-81
Engine
| Type | gasoline |
|---|---|
| Model | Briggs & Stratton 191707 |
| Cooling | air-cooled vertical-shaft |
| Starter | electric |
| Cylinders | 1-cylinder |
| Fuel tank | 1.5 gal (5.7 L) |
| Point gap | 0.020 inches (0.508 mm) |
| Rated RPM | 3500 |
| Sparkplug | Champion CJ-8 |
| Bore/Stroke | 3.00x2.75 inches (76 x 70 mm) |
| Displacement | 318 cc (19.44 ci) |
| Oil capacity | 1.125 qts (1.1 L) |
| Power (gross) | 8 hp (6.0 kW) |
| Sparkplug gap | 0.030 inches (0.762 mm) |
| Starter volts | 12 |
Dimensions
| Width | 34.5 inches (87 cm) |
|---|---|
| Height | 37 inches (93 cm) |
| Length | 65 inches (165 cm) |
| Weight | 400 lbs (181 kg) |
| Rear tire | 18x8.50-8 |
| Wheelbase | 45.5 inches (115 cm) |
| Front tire | 13x5.00-6 |
Electrical
| Ground | negative |
|---|---|
| Battery AH | 24 |
| Battery volts | 12 |
| Charging amps | 3 |
Production
| Series | B Series |
|---|---|
| Category | Lawn tractor |
| Original price | $945 in 1978 |
| Years produced | 1978 - 1979 |
| Manufactured in | South Bend, Indiana, USA |
Attachments
| 36" mid-mount mower deck | 36 inches (91 cm), manual lift, rear-discharge, 108 lbs (48 kg) |
|---|---|
| 42" Blade Wheel Horse 6-42BX01 | front-mount, 42 inches width (106 cm), 65 lbs (29 kg), manual-lift, manual-angle |
| 36" Mower deck Wheel Horse 5-36XR01 | 36 inches (91 cm), manual lift, rear-discharge, 108 lbs (48 kg) |
| 36" Mower deck Wheel Horse 5-36XS01 | 36 inches (91 cm), manual lift, right-discharge, 108 lbs (48 kg) |
Transmission
| Foote 4000 | Typebelt-driven gear Gears6 forward and 1 reverse Usageused during 1979 model year production |
|---|---|
| Peerless 669 | Typebelt-driven gear Gears3 forward and 1 reverse Usageused during 1978 model year production Oil typeSAE 90 GL5 Oil capacity0.75 qts (0.7 L) |
| Transmission options | 3-speed gear, 6-speed gear |
