312-8 by Wheel Horse lawn tractors
1985 - 1997
Series:
1985 - 1993
| 1985 - 1993 |
| 300 Series |
| Garden tractor |
Series:
| Series: | 310-8 | → 312-8 |
Production
| Production | |
| Manufacturer: | Wheel Horse |
| Type: | Garden tractor |
| Factory: | South Bend, Indiana, USA |
Wheel Horse 310-8 Engine
| Wheel Horse 310-8 Engine | |
| 10HP Kohler 390cc 1-cyl gasoline | |
| Fuel tank: | 2.25 gal 8.5 L |
| Engine details ... | |
Mechanical
| Mechanical | |
| Chassis: | 4x2 2WD |
| Steering: | manual |
| Cab: | Open operator station. |
| Transmission: | 6-speed gear |
| Transmission details ... | |
Power Take-off (PTO)
| Power Take-off (PTO) | |
| Front PTO: | independent |
| Clutch: | mechanical |
Dimensions & Tires
| Dimensions & Tires | |
| Wheelbase: | 45.5 inches 115 cm |
| Weight: | 529 to 634 pounds |
| Front tire: | 15x6.00-6 |
| Rear tire: | 23x8.50-12 |
| Full dimensions and tires ... | |
Wheel Horse 310-8 attachments
| Wheel Horse 310-8 attachments | |
| 36" mid-mount mower deck | |
| 37" mid-mount mower deck | |
| 42" mid-mount mower deck | |
| snowblower | |
| blade | |
| Attachment details ... |
310-8 Serial Numbers
| 310-8 Serial Numbers | |
| Location: | Model codes shown. |
| 1985: 21-10K801 1986: 21-10K802 1986: 21-10K803 1987: 21-10K804 1988: 21-10K805 1989: 21-10K806 1990: 31-10K801 1991: 31-10K802 1992: 31-10K803 1993: 73320 how to read serial numbers... | |
Electrical
| Electrical | |
| Ground: | negative |
| Charging system: | alternator |
| Charging amps: | 15 |
Battery
| Battery | |
| Number: | 1 |
| Cold-cranking amps: | 160 |
| Volts: | 12 |
| Amp-hours: | 24 |
Production
Wheel Horse 312-8 Engine
8.5 L
1985 - 1997
| 1985 - 1997 |
| 300 Series |
| Garden tractor |
Series:
| Series: | 310-8 ← | 312-8 |
| 312-8 ↓ |
Engine Detail
| Engine Detail | |
| Kohler K301S | |
| gasoline | |
| 1-cylinder | |
| air-cooled | |
| Original engine. The K301 was used on the Wheel Horse 312-8 through the 1986 model year. | |
| Displacement | 476 cc 29.07 ci |
| Bore/Stroke | 3.375x3.25 inches 86 x 83 mm |
| Power (gross) | 12 hp 8.9 kW |
| Starter volts | 12 |
Engine Detail
| Engine Detail | |
| Kohler M12 | |
| gasoline | |
| 1-cylinder | |
| air-cooled | |
| The Kohler M12S replaced the K301 on the Wheel Horse 312-8 starting with the 1987 model year, tractor model code 21-12K804. | |
| Displacement | 476 cc 29.1 ci |
| Bore/Stroke | 3.38x3.25 inches 86 x 83 mm |
| Power (gross) | 12 hp 8.9 kW |
| Compression | 6.6:1 |
| Rated RPM | 3600 |
| Starter volts | 12 |
| Sparkplug | Champion RH10 |
| Sparkplug gap | 0.025 inches 0.635 mm |
Engine Oil
| Engine Oil | |
| Oil capacity | 2.5 qts 2.4 L |
Wheel Horse 312-8 Transmission
1985 - 1997
| 1985 - 1997 |
| 300 Series |
| Garden tractor |
Series:
| Series: | 310-8 ← | 312-8 |
| 312-8 ↓ |
Transmission
| Transmission | |||
| Manufacturer | Wheel Horse | ||
| Type | belt-driven gear | ||
| Gears | 6 forward and 2 reverse | ||
| Oil capacity | 2 qts 1.9 L | ||
| Oil type |
| ||
Speeds
| Speeds | |
Mechanical
Power Take-off (PTO)
Dimensions & Tires
115 cm
1985 - 1997
| 1985 - 1997 |
| 300 Series |
| Garden tractor |
Series:
| Series: | 310-8 ← | 312-8 |
| 312-8 ↓ |
Wheel Horse 312-8 Tires
| Wheel Horse 312-8 Tires | |
| Lawn/turf front | 15x6.00-6 |
| Lawn/turf rear | 22x9.00-12 |
Electrical
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