Cub Cadet 1650

Cub Cadet 1650The Cub Cadet 1650 is a garden tractor model from the Quietline series, manufactured from 1974 to 1980 by Cub Cadet (a part of International Harvester) in Louisville, Kentucky, USA. It was available in a two-wheel drive (2WD) version.

The Cub Cadet 1650 is equipped with a 588 cc (35.9 cu·in) single-cylinder gasoline engine with 95.3 mm (3.75 in) of the cylinder bore and 82.6 mm (3.25 in) of the piston stroke, and a hydrostatic transmission with infinite forward and reverse gears.

The Cub Cadet 1650 garden tractor features:

  • The Kohler K341AQS gasoline engine which produces 16.2 PS (11.9 kW; 16.0 HP) at 3,400 rpm of horsepower
  • Manual steering
  • Dry disc or wet disc brakes
  • Open operator station
  • Sleeve hitch (optional)
  • Independent front PTO with electric clutch and 3,400 rpm

General specifications

General Specifications
Model Cub Cadet 1650
Tractor type Garden tractor
Production years 1974-1980
Factory Louisville, Kentucky, USA
Dimensions and weight
Length 1,750 mm (68.9 in)
Width 990 mm (39 in)
Height 1,040 mm (40.9 in)
Wheel base 1,110 mm (43.7 in)
Ground clearance 150 mm (5.9 in)
Weight 312 kg (688 lbs)
Fuel capacity
Fuel tank capacity 7.5 liters (2 US gal.; 1.6 Imp. gal)

Engine

Engine Specifications
Engine model Kohler K341QS
Engine type 4-stroke, L-head (side valve), single-cylinder
Displacement 588 cm3, (35.9 cu·in)
Bore and stroke 95.3 mm X 82.6 mm (3.75 in X 3.25 in)
Max. horsepower 16.2 PS (11.9 kW; 16.0 HP) at 3,600 rpm
Cooling system Forced air
Lubricating system Splash type
Fuel system Carburetor
Starting system Electirc starter
Compression pressure
Normal: 7.7-8.4 kg/cm2 (7.6-8.3 bar, 110-120 psi) / 1,000 rpm
Valve clearance
Intake valve clearance: 0.20-0.25 mm (0.0079-0.0098 in)
Exhaust valve clearance: 0.43-0.48 mm (0.0169-0.0189 in)
Oil system
Lubrication system: Splash type
Oil type: API SF or SG
Recommended oil: Summer: SAE 30W
Winter: SAE 5W-20, 5W-30
Oil capacity: 1.4 L (1.5 US. qt, 1.2 Imp. qt.)
Ignition system
Spark plug: Champion RH10
Spark plug gap: 0.65 mm (0.0256 in)
Spark plug torque: 27 N·m (2.8 kg·m, 19.9 ft·lb)

Transmission and chassis

Chassis, steering and brakes
Chassis 4×2 2WD
Steering type Manual
Brakes Dry disc or wet disc
Transmission
Transmission manufacturer or model
Transmission type Hydrostatic
Gears Infinite forward and reverse
Speed Forward: 12.9 kmh (8 mph)
Reverse: 6.4 kmh (4 mph)
Transmission oil capacity 6.6 L (1.7 US. gal, 1.5 Imp. gal.)

Tires

Tires
Front tires Lawn/turf: 16×6.50-8
Rear tires Lawn/turf: 23×8.50-12

PTO (Power take-off shaft)

PTO
Front PTO type Independent with electric clutch
Front PTO speed 3,400 rpm

Electrical system

Electrical system
Ground Negative
Charging system Flywheel alternator
Charging amps 15A
Battery 12V

Serial numbers

Cub Cadet 1650 serial numbers
1974 530000
1975 536073
1976 572840
1977 602118
1978 621744
1979 643507
1980 667400

Attachments

Cub Cadet 38A: 38″ mid-mount mower deck with 3-blade and electric lift
Cutting width 960 mm (38 in)
Cut height 30-110 mm (1.5-4.5 in)
Cub Cadet 44A: 44″ mid-mount mower deck with 3-blade and electric lift
Cutting width 1,110 mm (44 in)
Cut height 20-100 mm (1-4 in)
Cub Cadet 50A: 50″ mid-mount mower deck with 3-blade and electric lift
Width 1,270 mm (50 in)
Cut height 20-100 mm (1-4 in)
Cub Cadet QA-36A: 36″ front-mount snow blower with manual lift
Cleaning width 910 mm (36 in)
Cub Cadet QA-42A: 42″ front-mount snow blower with manual lift
Cleaning width 1,060 mm (42 in)

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