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Gravely 817

Gravely 817 tractor
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The Gravely 817 is a 1977 garden tractor from the 800 Series by Gravely. It features a 16.5 hp Onan CCKA 816cc 2-cylinder gasoline engine with air-cooled horizontal-shaft opposed-twin design. The tractor has an 8-speed shaft-driven gear transmission with 8 forward and 4 reverse gears. It weighs 960 lbs (435 kg) and has dimensions of 81.5 inches length, 41.75 inches width, and 43 inches height. The 817 includes a 50" mid-mount mower deck with hydraulic lift, and attachments such as snowblowers and blades are available. Electrical system is 12 volts with negative ground.
Gravely 817garden tractor1977Onan CCKA engine16.5 hp800 Serieslawn tractormower decksnowblowerbladetransmissiondimensions
Power16 hp
Founded50" deck
Model817

Technical Specifications

Detailed specifications and technical data for Gravely 817

Engine

Type:gasoline
Model:Onan CCKA
Cooling:air-cooled horizontal-shaft opposed-twin
Starter:electric
Cylinders:2-cylinder
Fuel tank:5.3 gal (20.1 L)
Rated RPM:3600
Bore/Stroke:3.00x3.25 inches (76 x 83 mm)
Displacement:816 cc (49.8 ci)
Oil capacity:2 qts (1.9 L)
Power (gross):16.5 hp (12.3 kW)
Starter volts:12

Dimensions

Width:41.75 inches (106 cm)
Height:43 inches (109 cm)
Length:81.5 inches (207 cm)
Weight:960 lbs (435 kg)
Shipping weight:960 lbs (435 kg)

Electrical

Ground:negative
Battery volts:12

Production

Type:Garden tractor
Year:1977
Series:800 Series
Manufacturer:Gravely

Attachments

Other:Garden tractors are capable of using tillers, plows, or other ground-engaging attachments. TractorData does not list details of these attachments.
48" Blade:front-mount, 48 inches width (121 cm)
38" Snow blower:Gravely 20981, front-mount, 38 inches width (96 cm), 250 lbs (113 kg)
44" Snow blower:Gravely 20982, front-mount, 44 inches width (111 cm), 260 lbs (117 kg)
Mower deck weight:252 lbs (114 kg)
Mower deck cut height:1.5 to 4 inch (3 to 10 cm)
50" mid-mount mower deck:3-blade with hydraulic lift
Mower deck cutting width:50 inches (127 cm)

Transmission

Type:shaft-driven gear
Gears:8 forward and 4 reverse
Oil capacity:6 qts (5.7 L)

Related Models

Gravely 816

Model:816

Gravely 818

Model:818