Jacobsen lawn tractors

Jacobsen 1650

The Jacobsen 1650 is a garden tractor produced from 1977 to 1980 as part of the 1000 Series. It features a 16HP Kohler 588cc 1-cylinder gasoline engine with air-cooled horizontal-shaft design. The tractor has a shaft-driven hydrostatic transmission with infinite forward and 2-range reverse speeds. It is a two-wheel drive with manual steering and mechanical band brakes. The open operator station and optional PTO and hitch attachments make it versatile for various lawn and garden tasks. The tractor weighs 850 lbs and has a wheelbase of 46 inches. It supports multiple attachments including mid-mount mower decks, snowblowers, and blades.

Power16 hp

Founded42/50" deck

Model1650

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Technical Specifications

Detailed specifications and technical data for Jacobsen 1650

Engine

Type	gasoline
Model	Kohler K341AQS
Cooling	air-cooled horizontal-shaft
Cylinders	1-cylinder
Fuel tank	5 gal (18.9 L)
Bore/Stroke	3.75x3.25 inches (95 x 83 mm)
Displacement	588 cc (35.89 ci)
Oil capacity	1.5 qts (1.4 L)
Power (gross)	16 hp (11.9 kW)
Starter volts	12

Features

Drive	Two-wheel drive
Brakes	Mechanical band brakes
Steering	Manual steering
Operator station	Open operator station

Dimensions

Width	44 inches (111 cm)
Weight	850 lbs (385 kg)
Rear tire	23x10.50-12
Wheelbase	46 inches (116 cm)
Front tire	16x6.50-8
Height (hood)	37 inches (93 cm)
Clearance (rear axle)	8 inches (20 cm)
Clearance (front axle)	9.25 inches (23 cm)
Height (steering wheel)	42 inches (106 cm)

Electrical

Ground	negative
Battery volts	12

Production

Type	Garden tractor
Series	1000 Series
Built in	Racine, Wisconsin, USA
Original price	$3,400 in 1980
Years produced	1977 - 1980

Attachments

Notes	Garden tractors are capable of using tillers, plows, or other ground-engaging attachments.

Transmission

Type	shaft-driven hydrostatic
Gears	infinite forward and infinite (2-range) reverse (2-range)

Tractor hitch

Type	sleeve hitch Optional
Rear Type	0 Optional

Attachment details

48" Blade	Jacobsen 59848, front-mount, 48 inches width (121 cm), manual-angle, hydraulic-angle Optional
42" Mower deck	Jacobsen 59864, 42 inches (106 cm), hydraulic lift
50" Mower deck	Jacobsen 59866, 50 inches (127 cm), hydraulic lift
42" Snow blower dual-stage	Jacobsen 59895, 42 inches width (106 cm), front-mount
42" Snow blower single-stage	Jacobsen 59849, 42 inches width (106 cm), front-mount

Power Take-off (PTO)