Century 3642 Tractor

Manufacturer Century
Price -
Model 3642
Equipment Type Compact Utility Tractors
Factory Yangsu-ri, South Korea

CENTURY 3642 POWER

Engine 42 hp/31.3 kW
PTO (claimed) 36 hp/26.8 kW

ENGINE DETAIL

The Century 3642 tractor, powered by a 42 hp 4-cylinder diesel engine with a high compression ratio of 22.2:1, delivers efficient performance in agricultural applications. Its liquid-cooled system and a 9.8 qt coolant capacity ensure optimal operating temperatures, which is crucial for maintaining engine longevity. However, the relatively low displacement (2.1 L) may limit heavy-duty usage, making it ideal for moderate tasks such as tilling or mowing in smaller fields.

Description Kukje/diesel/4-cylinder/liquid-cooled
Displacement 127 ci/2.1 L
Bore/Stroke 3.307x3.701 inches/84 x 94 mm
Power 42 hp/31.3 kW
Air cleaner dry cartridge
Compression 22.2:1
Rated RPM 2600
Starter volts 12
Coolant capacity 9.8 qts/9.3 L

ENGINE OIL

The Century 3642 tractor's oil capacity of 6.4 quarts (6.1 liters) is optimal for maintaining engine lubrication and performance. Ensure regular oil changes to prevent sludge build-up, as inadequate oil maintenance could lead to engine wear and reduced efficiency. In scenarios involving heavy workload or high operational hours, consider monitoring oil levels and condition closely to mitigate potential issues.

Oil capacity 6.4 qts/6.1 L

CENTURY 3642 ENGINE

The Century 3642 tractor is equipped with a Kukje 2.1L 4-cylinder diesel engine, which offers a balance between fuel efficiency and adequate power for light to moderate agricultural tasks. Pros include its compact size, making it easier to maneuver in tighter spaces, while potential challenges might arise from limited horsepower for heavier implements. This setup is ideal for small-scale farming or specialized tasks like gardening and landscaping.

Description Kukje 2.1L 4-cyl diesel

TRANSMISSION

The Century 3642 tractor features a partially synchronized transmission with 12 forward and reverse gears, enhancing operational flexibility and efficiency in various agricultural tasks. Its oil capacity of 37 quarts (35.0 L) is suitable for effective lubrication and cooling, ensuring optimal performance across a wide temperature range of 10°F to 70°F (-12°C to 21°C) with appropriate oil specifications (JDM J20C and J20D). However, the requirement to stop the tractor to shift ranges and shuttle can lead to downtimes in workflow, necessitating careful planning during field operations.

Type partially synchronized
Gears 12 forward and reverse
Oil capacity 37 qts/35.0 L
10oF [-12oC] : JDM J20C
70o?-40oF [21o?-40oC] : JDM J20D
Description Four gears in three ranges with left-hand shuttle. Gear shift is synchronized with clutch. Tractor must be stopped to shift range and shuttle.

SPEEDS

Description With 12.4-28 rear tires./

MECHANICAL

The Century 3642 tractor features a 4x4 MFWD system, providing enhanced traction and stability on varied terrains. Its differential lock activated by a foot pedal allows for improved maneuverability in challenging conditions, while the hydrostatic power steering ensures ease of operation. The 12-speed partially synchronized transmission enables efficient speed adjustments, although it may require familiarity for optimal use, particularly in precision tasks.

Chassis 4x4 MFWD 4WD
Differential lock foot pedal
Steering hydrostatic power
Brakes differential wet disc
Cab ROPS.
Transmission 12-speed partially synchronized

CAPACITY

Fuel 11.1 gal/42.0 L
Hydraulic system 9.25 gal/35.0 L
Front axle 7.4 qts/7.0 L

HYDRAULICS

Type open center
Capacity 9.25 gal/35.0 L
Valves 1 to 3
Pump flow 8.9 gpm/33.7 lpm
Total flow 13.2 gpm/50.0 lpm

TRACTOR HITCH

Rear Type I
Rear lift (at ends) 2,580 lbs/1170 kg

POWER TAKE-OFF (PTO)

Rear PTO live (2-stage clutch)
Rear RPM 540/1000

CENTURY 3642 TIRES

The Century 3642 tractor features versatile tire options across agricultural, lawn/turf, and industrial applications, allowing customization for specific tasks. The agricultural configuration (8-18 front and 12.4-28 rear) excels in field work, offering good traction and stability, while the lawn/turf setup (29x12.00-15 front and 44x18.00-20 rear) is ideal for maintaining grass surfaces with minimal ground disturbance. Industrial tires (12-16.5 front and 17.5L-24 rear) enhance load-hauling abilities but may sacrifice some maneuverability, necessitating careful selection based on intended use.

Ag front 8-18
Ag rear 12.4-28
Lawn/turf front 29x12.00-15
Lawn/turf rear 44x18.00-20
Industrial front 12-16.5
Industrial rear 17.5L-24

DIMENSIONS

Wheelbase 69 inches/175 cm
Length 124 inches/314 cm
Width 61 inches/154 cm
Height 96 inches/243 cm
Weight 3,770 lbs/1710 kg
Ground clearance 12.2 inches/30 cm
Front tread 50 inches/127 cm
Rear tread 45 to 59 inches/114 to 149 cm

DIMENSIONS & TIRES

The Century 3642 tractor, with a wheelbase of 69 inches, offers enhanced maneuverability, suitable for tight spaces in small farms. Weighing 3,770 lbs, it provides stability during operation, although it may present challenges in transportability and fuel efficiency. The tire configuration (front 8-18, rear 12.4-28) offers good traction for diverse terrains but may limit performance in heavy mud or snow conditions.

Wheelbase 69 inches/175 cm
Weight 3,770 lbs/1710 kg
Front tire 8-18
Rear tire 12.4-28

CENTURY 50 LOADER

Loader weight 1320 lbs/598 kg
Height (to pin) 100 inches/254 cm
Clearance, dumped bucket 81.5 inches/207 cm
Dump reach 31.5 inches/80 cm
Dump angle 40?/
Reach at ground 59 inches/149 cm
Rollback angle 20?/
Breakout force (at pin) 2850 lbs/1292 kg
Breakout force (at 500mm) 1900 lbs/861 kg
Lift to full height (at pin) 2100 lbs/952 kg
Lift to full height (at 500mm) 1320 lbs/598 kg
Bucket width 67 inches/170 cm
Raise time to height 4.3 s/

CENTURY 50HL LOADER

Loader weight 1325 lbs/601 kg
Height (to pin) 106 inches/269 cm
Clearance, dumped bucket 87.5 inches/222 cm
Dump reach 25.5 inches/64 cm
Dump angle 40?/
Reach at ground 59 inches/149 cm
Rollback angle 20?/
Breakout force (at pin) 3450 lbs/1564 kg
Breakout force (at 500mm) 2300 lbs/1043 kg
Lift to full height (at pin) 2540 lbs/1152 kg
Lift to full height (at 500mm) 1600 lbs/725 kg
Bucket width 67 inches/170 cm
Raise time to height 5.3 s/

3642 SERIAL NUMBERS

Location Serial number plate on the rear of the tractor, above the drawbar.

ELECTRICAL

Ground negative
Charging amps 45
Battery volts 12


Last Updated 2025-01-01
Stephen is a passionate tractor hobbyist with a deep-seated love for all things mechanized and agricultural. Growing up in a rural setting, he developed a fascination with these mighty machines that have played a crucial role in shaping the farming industry.

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