Gravely lawn tractors

Gravely 816S

The Gravely 816S is a garden tractor produced from 1974 to 1978 as part of the 800 Series. It features a 16 hp Briggs & Stratton 531cc 1-cylinder gasoline engine with electric start and a fuel tank capacity of 5.3 gallons. The tractor has an 8-speed shaft-driven gear transmission with 4 reverse gears, manual steering, and two-wheel drive. It weighs 900 lbs and rides on 16x6.50-8 front and 23x8.50-12 rear lawn/turf tires. Attachments include 40" and 50" mid-mount mower decks, snowblowers, and blades, making it versatile for various garden tractor tasks.

Power16 hp

Founded40/50" deck

Model816S

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Technical Specifications

Detailed specifications and technical data for Gravely 816S

Tires

Rear tire	23x8.50-12
Front tire	16x6.50-8

Engine

Type	gasoline
Model	Briggs & Stratton 326437
Power	16 hp (11.9 kW)
Cooling	air-cooled horizontal-shaft
Starter	electric
Cylinders	1-cylinder
Fuel tank	5.3 gal (20.1 L)
Bore/Stroke	3.25x3.56 inches (83 x 90 mm)
Displacement	531 cc (32.4 ci)
Oil capacity	2 qts (1.9 L)
Starter volts	12

Features

Drive	Two-wheel drive
Steering	Manual steering
Operator station	Open operator station

Dimensions

Width	36.25 inches (92 cm)
Height	43 inches (109 cm)
Length	75.5 inches (191 cm)
Shipping weight	900 lbs (408 kg)

Electrical

Ground	negative
Battery volts	12

Production

Type	Garden tractor
Series	800 Series
Manufacturer	Gravely
Years produced	1974 - 1978

Attachments

48" Blade	Gravely, front-mount, 48 inches width (121 cm)
38" Snow blower	Gravely 20981, 38 inches width (96 cm), front-mount, 250 lbs (113 kg)
44" Snow blower	Gravely 20982, 44 inches width (111 cm), front-mount, 260 lbs (117 kg)
40" mid-mount mower deck	Gravely 21296, 40 inches (101 cm), 3-blade, manual lift, hydraulic lift (Optional)
50" mid-mount mower deck	Gravely 221297, 50 inches (127 cm), 3-blade, manual lift, hydraulic lift (Optional), 262 lbs (118 kg)

Transmission