| Manufacturer |
J.I. Case |
| Price |
2,500(USD) |
| Model |
311 |
| Equipment Type |
Row-Crop Tractors |
| Factory |
Rock Island, Illinois, USA |
ENGINES OVERVIEW
The J.I. Case 311 tractor is powered by a robust 2.4L 4-cylinder engine, available in both gasoline and LP gas variants, which offers versatility in fuel choice. The gasoline option typically provides higher power output, while the LP gas variant may improve emissions and fuel efficiency, making it suitable for agricultural environments with stricter regulations. Key considerations include fuel availability and engine compatibility with existing equipment when selecting between fuel types.
| Description |
J.I. Case 2.4L 4-cyl gasoline Case 2.4L 4-cyl LP Gas |
ENGINE DETAIL 1
The J.I. Case 311 tractor features a 148ci (2.4L) G148 gasoline engine, providing sufficient power for light to moderate agricultural tasks, particularly at its rated RPM of 1750. Its 7.1:1 compression ratio and oil bath air cleaner enhance efficiency and longevity but may limit peak performance compared to modern engines with higher compression ratios. The 6-volt starter system may pose challenges in cold starting, necessitating regular maintenance, particularly in low-temperature environments.
| Description |
J.I. Case G148 gasoline 4-cylinder liquid-cooled vertical I-head |
| Displacemen |
148ci / 2.4L |
| Bore/Strok |
3.375x4.125inches / 86x 105mm |
| Air cleane |
oil bath |
| Compressio |
7.1:1 |
| Rated RP |
1750 |
| Starter volt |
6 |
| Coolant capacit |
12qts / 11.4L |
ENGINE DETAIL 2
The J.I. Case 311 tractor features a 148ci (2.4L) LP gas engine with a liquid-cooling system, providing efficient thermal management and potentially lower emissions compared to diesel engines. With a bore and stroke of 3.375x4.125 inches (86x105 mm) and a rated RPM of 1750, it offers a balanced power delivery suitable for medium-duty agricultural tasks. The oil bath air cleaner enhances durability and reduces maintenance frequency, though it may not filter particulates as finely as dry filters, offering a trade-off between maintenance ease and air quality.
| Description |
Case LP Gas 4-cylinder liquid-cooled |
| Displacemen |
148ci / 2.4L |
| Bore/Strok |
3.375x4.125inches / 86x 105mm |
| Air cleane |
oil bath |
| Rated RP |
1750 |
J.I. CASE 311 ENGINES
The J.I. Case 311 tractor features a 2.4L 4-cylinder engine available in both gasoline and LP gas variants, providing flexibility in fuel choice for operations. With a 13-gallon (49.2L) fuel tank, it delivers reasonable range; however, the smaller tank may require more frequent refueling during extended tasks compared to larger tractors. Optimal for light agricultural applications or small-scale farming, the tractor's dual fuel options can also be advantageous in areas with limited gasoline availability.
| Description |
J.I. Case 2.4L 4-cyl gasoline Case 2.4L 4-cyl LP Gas |
| Fuel tan |
13gal / 49.2L |
TRANSMISSIONS OVERVIEW
The J.I. Case 311 tractor features a 4-speed sliding gear transmission paired with a 12-speed setup, which allows for versatile speed variations suitable for various agricultural tasks. The main advantage is enhanced torque control and improved fuel efficiency during operation. However, operators may face challenges with gear shifting precision under heavy loads, requiring skillful handling to prevent potential transmission wear.
| Description |
4-speed sliding gear 12-speed |
TRANSMISSION 1
The J.I. Case 311 tractor features a sliding gear transmission with 4 forward and 1 reverse gear, providing versatility for various agricultural tasks. The 234.9mm dry disc clutch offers a robust engagement mechanism, ideal for high-torque applications but may require more maintenance than wet clutches. While the limited gear range can enhance maneuverability, operators may find it less suitable for high-speed transport or hilly terrain compared to models with more gears.
| Typ |
sliding gear |
| Gear |
4 forward and 1 reverse |
| Clutc |
234.9mm dry disc |
TRANSMISSION 2
The J.I. Case 311 tractor features a Tripl-Range transmission with 12 forward and 3 reverse gears, offering flexibility for various field tasks. Its dry disc master foot clutch paired with a wet disc traction hand clutch ensures smooth engagement and improved durability under heavy loads. This configuration is ideal for operators requiring precise control over speed and torque, though it may present a learning curve for those accustomed to more conventional transmission systems.
| Transmissio |
Tripl-Range |
| Gear |
12 forward and 3 reverse |
| Clutc |
234.9mm dry disc (master foot clutch) wet discs (traction hand clutch) |
| Description |
Four gears (1-4) plus reverse (R) in three ranges (low, direct, high) |
J.I. CASE 311 TRANSMISSIONS
The J.I. Case 311 tractor features a 4-speed sliding gear transmission combined with a 12-speed range, providing ample flexibility for varying field conditions. This transmission setup enhances torque management and allows for precise speed adjustments, beneficial for tasks requiring different power outputs, such as plowing or hauling. However, operators may face a steeper learning curve with gear selection, which could affect efficiency for inexperienced users.
| Description |
4-speed sliding gear 12-speed |
MECHANICAL
The J.I. Case 311 tractor features a two-wheel drive system that provides better fuel efficiency but may compromise traction on uneven terrain. Its manual steering offers simplicity and reliability but requires more physical effort, especially during extended operation. The 6-inch disc brakes enhance stopping power, a crucial safety feature, though their performance may be affected in wet conditions.
| Description |
Two-wheel drive 6-inch disc brakes Open operator station |
| Steerin |
manual |
HYDRAULICS
| Typ |
Duo-Control |
| Valve |
1 (optional) |
TRACTOR HITCH
POWER TAKE-OFF (PTO)
| Rear PT |
transmission (4-speed) live (Tripl-Range) |
| Rear RP |
540 |
J.I. CASE 311 TIRES
The J.I. Case 311 tractor features a versatile tire configuration with front Ag tires sized 5.50x16 and rear Ag tires at 11x28, providing excellent ground traction and stability for various agricultural tasks. However, its tire sizes may limit flotation in wetter conditions, potentially leading to soil compaction. Optimal scenarios for use include field tillage and crop maintenance, where the tractor’s weight distribution can enhance performance.
| Ag fron |
5.50x16 |
| Ag rea |
11x28 |
DIMENSIONS & TIRES
The J.I. Case 311 tractor features a tricycle wheelbase of 84.3 inches, which enhances maneuverability in tight spaces but may affect stability on uneven terrain compared to a wider wheelbase. Weighing 3,561 lbs, this tractor provides a solid footprint for traction, making it suitable for lighter fieldwork and gardening tasks. However, the narrow front tires (5.50x16) may limit its load-bearing capabilities and performance on soft soils.
| Tricycle Wheelbas |
84.3inches / 214cm |
| Wide front Wheelbas |
79.7inches / 202cm |
| Weigh |
3,561lbs / 1615kg |
| Front tir |
5.50x16 |
| Rear tir |
11x28 |
311 SERIAL NUMBERS
311 SERIAL LOCATION
| Description |
Serial number plate on instrument panel |
ELECTRICAL
| Groun |
positive |
| Battery volt |
6 |
