| Manufacturer |
Cockshutt |
| Price |
7,100(USD) |
| Model |
1650 |
| Equipment Type |
Row-Crop Tractors |
| Factory |
Charles City, Iowa, USA |
NEBRASKA TRACTOR TEST 873 2
| Description |
Diesel 12-speed 2WD November 4 - 16, 1964 Link: Nebraska Tractor Test 873 file PTO performance Drawbar performance Gear 4-low used for power test Gear 2-low used for pull test |
| Max power |
56.51hp / 42.1kW |
| Power at rated engine speed |
66.28hp / 49.4kW |
| Fuel use |
4.8gal/hour / 18.2l/hour |
| Max pull |
8,136lbs / 3690kg |
NEBRASKA TRACTOR TEST 874 2
| Description |
Gasoline 12-speed 2WD November 6 - 23, 1964 Link: Nebraska Tractor Test 874 file PTO performance Drawbar performance Gear 4-low used for power test Gear 2-low used for pull test |
| Max power |
58.67hp / 43.8kW |
| Power at rated engine speed |
66.72hp / 49.8kW |
| Fuel use |
5.8gal/hour / 22.0l/hour |
| Max pull |
8,117lbs / 3681kg |
COCKSHUTT 1650 POWER
| PTO (claimed) |
66hp / 49.2kW |
| Drawbar (tested) |
58.67hp / 43.8kW |
| PTO (tested) |
66.72hp / 49.8kW |
ENGINES OVERVIEW
The Cockshutt 1650 tractor features an option between a Waukesha-Oliver 4.6L 6-cylinder diesel or a 4.3L 6-cylinder gasoline engine, allowing flexibility in fuel choice depending on operational needs. The diesel variant typically provides better torque and fuel efficiency, making it more suited for heavy-duty applications, while the gasoline engine can offer smoother operation and easier cold starts. However, potential challenges include the increased maintenance complexity with the diesel engine and the gasoline model's reduced fuel economy during high-load scenarios.
| Description |
Waukesha-Oliver 4.6L 6-cyl diesel Waukesha-Oliver 4.3L 6-cyl gasoline |
ENGINE DETAIL 1
The Cockshutt 1650 features a robust Waukesha-Oliver 6-cylinder diesel engine with a displacement of 4.6L, providing a good balance of torque and power for various agricultural tasks. With a compression ratio of 16.0:1, it offers efficient combustion, which can enhance fuel economy, but may also require higher-quality diesel fuel to avoid knocking. Its adequate oil (6.7 quarts) and coolant (20 quarts) capacities ensure optimal operation and heat management, although regular maintenance is essential to prevent overheating during extended use.
| Description |
Waukesha-Oliver diesel 6-cylinder liquid-cooled |
| Displacement |
283ci / 4.6L |
| Bore/Stroke |
3.875x4.00inches / 98x 102 mm |
| Compression |
16.0:1 |
| Rated RPM |
2200 |
| Starter volts |
12 |
| Oil capacity |
6.7qts / 6.3L |
| Coolant capacity |
20qts / 18.9L |
ENGINE DETAIL 2
The Cockshutt 1650 tractor is powered by a Waukesha-Oliver gasoline 6-cylinder engine, featuring a 265ci (4.3L) displacement and an 8.5:1 compression ratio, optimal for balanced power and efficiency at a rated RPM of 2200. With a moderate oil capacity of 6.7 quarts, diligent maintenance is essential to ensure effective lubrication and longevity. Its dry air cleaner system can present challenges in dusty environments, calling for frequent inspections to maintain optimal engine performance.
| Description |
Waukesha-Oliver gasoline 6-cylinder liquid-cooled |
| Displacement |
265ci / 4.3L |
| Bore/Stroke |
3.75x4.00inches / 95x 102 mm |
| Air cleaner |
dry |
| Compression |
8.5:1 |
| Rated RPM |
2200 |
| Firing order |
1-5-3-6-2-4 |
| Starter volts |
12 |
| Oil capacity |
6.7qts / 6.3L |
COCKSHUTT 1650 ENGINES
The Cockshutt 1650 features a dual-fuel option with a choice between a 4.6L diesel or 4.3L gasoline engine, allowing versatility depending on fuel availability. Its fuel capacity of 23 gallons (87.1L) for diesel and gasoline and 28 gallons (106.0L) for LP-gas provides extended operation, although the weight distribution might vary with fuel type, impacting towing and load capacity. Consider the application requirements—diesel offers better torque for heavy-duty tasks, while gasoline may be preferable for lighter, more agile tasks.
| Description |
Waukesha-Oliver 4.6L 6-cyl diesel Waukesha-Oliver 4.3L 6-cyl gasoline |
| Fuel tank |
23gal / 87.1L (gas)/23gal / 87.1L (diesel)/28gal / 106.0L (LP-gas) |
TRANSMISSIONS OVERVIEW
The Cockshutt 1650 features a 6-speed unsynchronized transmission complemented by a 12-speed two-speed power shift, allowing for enhanced versatility in various field conditions. This partial power shift system improves operational efficiency, facilitating smoother gear transitions during load changes, although operator skill is needed for optimal performance due to the unsynchronized gears. In scenarios where high torque and variable speeds are required, this transmission setup provides a balance between power delivery and speed adaptability.
| Description |
6-speed unsynchronized 12-speed two-speed power shift 18-speed partial power shift |
TRANSMISSION 1
The Cockshutt 1650 features a helical gear unsynchronized transmission with 6 forward and 2 reverse gears, providing smooth and efficient power transfer but may require precise shifting to avoid gear grinding. The 304.8mm dry disc clutch offers durability and low maintenance, though it may demand significant effort during engagement, especially under heavy loads. Ideal for moderate agricultural tasks, the tractor's transmission design can present challenges for operators who prefer easier shifting in demanding conditions.
| Transmission |
helical gear |
| Type |
unsynchronized |
| Gears |
6 forward and 2 reverse |
| Clutch |
304.8mm dry disc |
TRANSMISSION 2
The Cockshutt 1650 boasts a two-speed Hydra-Power transmission, providing 12 forward and 4 reverse gears for versatile operation, allowing for efficient maneuverability in various agricultural tasks. The dry disc clutch enhances reliability and reduces maintenance needs but may require careful modulation to prevent overheating during extensive use. This tractor is well-suited for tasks requiring frequent speed and direction changes, like loader work or field tillage, but operators should be mindful of clutch wear in demanding scenarios.
| Transmission |
Hydra-Power |
| Type |
two-speed power shift |
| Gears |
12 forward and 4 reverse |
| Clutch |
dry disc |
TRANSMISSION 3
The Cockshutt 1650 tractor features a Hydraul-Shift partial power shift transmission with 18 forward and 6 reverse gears, allowing smooth on-the-move shifting between underdrive and overdrive. This design enhances productivity in various field conditions, enabling operators to efficiently manage changing loads and terrain. However, the complexity of the Hydraul-Shift system may require specialized maintenance skills, which can be a drawback for less experienced users.
| Transmission |
Hydraul-Shift |
| Type |
partial power shift |
| Gears |
18 forward and 6 reverse |
| Description |
Introduced in late 1967, the Hydraul-Shift transmission provided an on-the-move shift to underdrive and overdrive |
MECHANICAL
The Cockshutt 1650 features a flexible drivetrain with options for 2WD and 4WD configurations, allowing adaptability to various terrains. Its six-speed unsynchronized transmission may present a challenge in precision shifting, while the optional 12-speed power shift enhances operational efficiency for varied tasks. The power-assisted steering improves maneuverability, which is advantageous for tight field conditions, but the optional cab may limit operator protection in adverse weather.
| Chassis |
4x2 2WD/4x4 MFWD 4WD |
| Steering |
power assist |
| Brakes |
differential disc |
| Cab |
Cab optional |
| Transmissions |
6-speed unsynchronized/12-speed two-speed power shift/18-speed partial power shift |
TRACTOR HITCH
POWER TAKE-OFF (PTO)
| Rear PTO |
independent |
| Rear RPM |
540/1000/540/1000 |
COCKSHUTT 1650 TIRES
The Cockshutt 1650 tractor features a versatile row-crop configuration with 6.00-16 front tires, ensuring maneuverability in tight fields. The extensive rear tire options (including sizes from 12.4/11-38 to 23.1/18-26) allow adaptability for various soil types and load capacities, enhancing traction and stability. However, careful selection of rear tires is crucial, as improper sizing may affect performance in specific applications like tillage or hauling.
| Ag front |
6.00-16 (row-crop) |
| Ag rear |
12.4/11-38/13.6/12-38/14.9/13-38/18.4/15-34/23.1/18-26/16.9/14-34/9.5/9-42 |
DIMENSIONS
| Wheelbase |
99.25inches / 252cm (row-crop)/84.3inches / 214cm (utility)/89.5inches / 227cm (wheatland)/82.5inches / 209cm (4WD) |
| Length |
154.5inches / 392cm (row-crop)/140.5inches / 356cm (utility)/147.1inches / 373cm (wheatland)/145.5inches / 369cm (4WD) |
| Width |
81.5inches / 207cm |
| Height (steering wheel) |
80inches / 203cm |
| Operating weight |
7,815lbs / 3544kg |
| Ballasted weight |
11,035lbs / 5005kg |
| Front tread |
66/70.3inches / 167/178 cm(4WD) |
| Rear tread |
56.5 to 89.5inches / 143to 227 cm |
DIMENSIONS & TIRES
The Cockshutt 1650 features a varied wheelbase of 99.25 inches for row-crop configurations, optimizing stability and maneuverability in diverse agricultural applications. Weighing 7,815 lbs and outfitted with robust rear tires (15.5-38), it provides substantial traction, making it suitable for heavy tillage and pulling tasks. However, the relatively narrow front tires (6.50-16) could limit steering precision in tighter spaces or on uneven terrain, potentially requiring careful handling in certain operational scenarios.
| Wheelbase |
99.25inches / 252cm (row-crop)/84.3inches / 214cm (utility)/89.5inches / 227cm (wheatland)/82.5inches / 209cm (4WD) |
| Weight |
7,815lbs / 3544kg |
| Front tire |
6.50-16 |
| Rear tire |
15.5-38 |
OLIVER 1610 LOADER
| Height (to pin) |
106.5inches / 270cm |
| Clearance, dumped bucket |
75.5inches / 191cm |
| Dump reach |
39inches / 99cm |
| Dump angle |
69° |
| Reach at ground |
54inches / 137cm |
| Breakout force (lift) |
3200lbs / 1451kg |
| Lift to full height (at pin) |
2000lbs / 907kg |
| Bucket width |
48inches / 121cm/68inches / 172cm |
1650 SERIAL NUMBERS
| Location |
Instrument panel support |
| 1964 |
149836 |
| 1965 |
153885 |
| 1966 |
167668 |
| 1967 |
183928 |
| 1968 |
201091 |
| 1969 |
212733 |
| Final |
218193 |
