| Manufacturer |
Twin City |
| Price |
3,250(USD) |
| Model |
40-65 |
| Equipment Type |
Standard-Tread Tractors |
| Factory |
Minneapolis, Minnesota, USA |
NEBRASKA TRACTOR TEST 48
| Description |
Kerosene 1-speed 2WD August 5 - 14, 1920 Link: Nebraska Tractor Test 48 file Drawbar performance |
| Belt power (max) |
65.53hp / 48.9kW |
| Belt fuel use (max) |
7.9gal /hour /29.9l /hour |
| Max power |
49.71hp / 37.1kW |
| Max pull |
10820lbs / 4907kg |
TWIN CITY 40-65 POWER
| Drawbar (claimed) |
40hp / 29.8kW |
| Belt (claimed) |
65hp / 48.5kW |
| Drawbar (tested) |
49.71hp / 37.1kW |
| Belt (tested) |
65.53hp / 48.9kW |
ENGINE DETAIL
The Twin City 40-65 features a 4-cylinder kerosene engine with a substantial displacement of 1486.2 ci, yielding high torque suitable for heavy-duty applications. Its large bore and stroke (7.25x9 inches) enable optimal power delivery at a rated RPM of 535, making it advantageous for intensive agricultural tasks. However, the significant coolant capacity of 520 quarts suggests challenges in maintaining thermal efficiency; operators must ensure adequate cooling during prolonged use to prevent overheating.
| Description |
Twin City kerosene 4-cylinder liquid-cooled vertical L-head |
| Displacement |
1486.2ci / 24.4L |
| Bore/Stroke |
7.25x9.00inches / 184 x 229mm |
| Rated RPM |
535 |
| Coolant capacity |
520qts / 492.1L |
TWIN CITY 40-65 ENGINE
The Twin City 40-65 is powered by a robust 24.4L 4-cylinder kerosene engine, providing high torque suitable for heavy tillage and large-scale farming. Its substantial 95-gallon fuel tank enables extended operational hours, making it advantageous for prolonged tasks without frequent refueling. However, the reliance on kerosene may limit fuel availability in some regions, potentially impacting operational efficiency.
| Description |
Twin City 24.4L 4-cyl kerosene |
| Fuel tank |
95gal / 359.6L |
| Aux. fuel |
10gal /37.9L |
TRANSMISSION
The Twin City 40-65 features a unique mechanical contracting band clutch and a single forward and reverse gear setup, which simplifies operation but limits speed variability essential for varying field conditions. While the simplicity of its transmission aids in ease of use and maintenance, it may pose challenges in situations requiring precise speed adjustments for tasks such as plowing or planting. This tractor design is particularly advantageous for small to medium-scale farming operations that prioritize robustness over speed.
| Transmission |
gear |
| Gears |
1 forward and reverse |
| Clutch |
mechanical contracting band |
MECHANICAL
The Twin City 40-65 tractor features a 4x2 2WD chassis, making it suitable for relatively flat and less demanding terrain. Its single-speed transmission simplifies operation but limits versatility and efficiency in varying field conditions, potentially hindering productivity in diverse agricultural tasks. This tractor is ideal for small-scale operations or specialized tasks requiring straightforward functionality but may struggle with heavy loads or challenging terrains due to its design constraints.
| Chassis |
4x2 2WD |
| Transmission |
1-speed |
TWIN CITY 40-65 TIRES
The Twin City 40-65 tractor features robust steel wheels with an agricultural front tire size of 42x12 and a significantly larger rear tire size of 84x24, providing stability and enhanced traction on varied terrains. The large rear tires help distribute weight efficiently, facilitating power transfer to the ground, which is advantageous for heavy-duty plowing or hauling tasks. However, the all-steel wheel design may lead to a harsher ride compared to rubber alternatives, and the tractor may require more maintenance to prevent rust and wear under harsh conditions.
| Ag front |
42x12 (steel) |
| Ag rear |
84x24 (steel) |
DIMENSIONS
| Length |
240inches / 609cm |
| Height |
122inches / 309cm |
| Weight |
23,700lbs / 10750kg |
DIMENSIONS & TIRES
The Twin City 40-65 tractor, with a weight of 23,700 lbs (10,750 kg), offers substantial stability in field operations, crucial for heavy-duty tasks. The large rear tires (84x24) enhance traction and support, making it ideal for plowing and hauling on varied terrains, while the front tires (42x12) enable nimbleness in maneuverability. However, the significant weight may pose challenges in soft soil conditions, potentially leading to soil compaction.
| Weight |
23,700lbs / 10750kg |
| Front tire |
42x12 |
| Rear tire |
84x24 |
40-65 SERIAL NUMBERS
