Toro lawn tractors

Toro Wheel Horse 312-8

The Toro Wheel Horse 312-8 is a garden tractor produced from 1990 to 2001 as part of the Classic 300 Series. It features a 12.5 hp Kohler engine, available in two variants: the Magnum M12.5 with 476 cc displacement and the Command CH12.5 with 398 cc displacement. The tractor has a Uni-Drive belt-driven transmission with 6 forward and 2 reverse gears. It has a wheelbase of 45.5 inches, weighs 610 lbs, and uses lawn/turf tires sized 15x6.00 front and 23x8.50 rear. The 312-8 supports various attachments including mid-mount mower decks (36", 42", 48"), blades, and snowblowers. Electrical system features a 12-volt battery with 210 CCA and negative ground.

Power12 hp

Founded36/42/48" deck

Model312-8

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Technical Specifications

Detailed specifications and technical data for Toro Wheel Horse 312-8

Engine

Fuel tank	2.25 gal (8.5 L)
Engine options	12.5HP Kohler 476cc 1-cyl gasoline; 12.5HP Kohler 398cc 1-cyl gasoline
Engine detail 1	Kohler Magnum M12.5, gasoline, 1-cylinder, air-cooled, displacement 476 cc (29.07 ci), bore/stroke 3.38x3.25 inches (86 x 83 mm), power (gross) 12.5 hp (9.3 kW), starter electric, starter volts 12
Engine detail 2	Kohler Command CH12.5, gasoline, 1-cylinder, air-cooled, displacement 398 cc (24.3 ci), bore/stroke 3.43x2.64 inches (87 x 67 mm), power (gross) 12.5 hp (9.3 kW), starter electric, starter volts 12

Dimensions

Width	36.5 inches (92 cm)
Length	65 inches (165 cm)
Weight	610 lbs (276 kg)
Rear tire	23x8.50
Wheelbase	45.5 inches (115 cm)
Front tire	15x6.00

Electrical

Ground	negative
Battery CCA	210
Battery volts	12

Production

Type	Garden tractor
Series	Classic 300 Series
Years made	1990 - 2001

Attachments

Blade	48 inches width (121 cm), front-mount
Snowblower 42"	42 inches width (106 cm), single-stage, front-mount
Snowblower 48"	48 inches width (121 cm), two-stage, front-mount
36" mid-mount mower deck	36 inches (91 cm), manual lift, right-discharge
42" mid-mount mower deck	42 inches (106 cm), manual lift, right-discharge
48" mid-mount mower deck	48 inches (121 cm), 3-blade, manual lift, right-discharge

Transmission