| Manufacturer |
Massey-Harris |
| Price |
4,200(USD) |
| Model |
555 |
| Equipment Type |
Standard-Tread Tractors |
| Factory |
|
NEBRASKA TRACTOR TEST 452 2
| Description |
Diesel 4-speed 2WD October 17 - 26, 1950 Link: Nebraska Tractor Test 452 file Drawbar performance Gear 3 used for power test. Gear 1 used for pull test |
| Belt power (max) |
59.04hp / 44.0kW |
| Belt fuel use (max) |
3.9gal/hour / 14.8l/hour |
| Max power |
51.07hp / 38.1kW |
| Max pull |
5,865lbs / 2660kg |
NEBRASKA TRACTOR TEST 455 2
| Description |
Gasoline 4-speed 2WD April 16 - May 7, 1951 Link: Nebraska Tractor Test 455 file Drawbar performance Gear 3 used for power test Gear 1 used for pull test |
| Belt power (max) |
66.91hp / 49.9kW |
| Belt fuel use (max) |
5.9gal/hour / 22.3l/hour |
| Max power |
57.55hp / 42.9kW |
| Max pull |
6,377lbs / 2892kg |
MASSEY-HARRIS 555 POWER
| PTO (claimed) |
71hp / 52.9kW |
| Drawbar (tested) |
57.55hp / 42.9kW |
| Belt (tested) |
66.91hp / 49.9kW |
ENGINES OVERVIEW
The Massey-Harris 555 tractor is powered by a Continental 6.3L inline 4-cylinder engine, available in both gasoline and diesel configurations, offering versatility in fuel choice. The gasoline variant provides quicker starts and a lighter weight, beneficial for lighter-duty tasks, while the diesel variant excels in torque and fuel efficiency, making it more suitable for heavy-duty applications. However, potential challenges include higher maintenance costs for the diesel engine and the need for appropriate fuel handling gear for each type to ensure optimal performance.
| Description |
Continental 6.3L 4-cyl gasoline Continental 6.3L 4-cyl diesel |
ENGINE DETAIL 1
The Massey-Harris 555 tractor features a robust Continental J382 4-cylinder gasoline engine with a displacement of 382 ci (6.3L), providing ample torque for agricultural tasks at a rated RPM of 1350. Its bore and stroke of 4.50x6.00 inches allow for efficient combustion and power delivery but may lead to higher fuel consumption compared to diesel engines in similar classifications. Ideal for medium-duty farming operations, the 555 excels in applications requiring dependable power but may face challenges in longevity under continuous high-load conditions due to the gasoline engine design.
| Description |
Continental J382 gasoline 4-cylinder liquid-cooled |
| Displacement |
382ci / 6.3L |
| Bore/Stroke |
4.50x6.00inches / 114x 152 mm |
| Rated RPM |
1350 |
ENGINE DETAIL 2
The Massey-Harris 555 tractor features the Continental J382D diesel engine, which offers a robust 382ci (6.3L) displacement, suitable for heavy-duty applications. With a bore and stroke of 4.50x6.00 inches, this engine design promotes excellent torque output at a rated RPM of 1350, ideal for pulling and fieldwork. However, the relatively low RPM may limit its speed in transport applications, making it best suited for tasks requiring sustained power rather than high speed.
| Description |
Continental J382D diesel 4-cylinder liquid-cooled |
| Displacement |
382ci / 6.3L |
| Bore/Stroke |
4.50x6.00inches / 114x 152 mm |
| Rated RPM |
1350 |
MASSEY-HARRIS 555 ENGINES
The Massey-Harris 555 tractor is equipped with either a 6.3L Continental 4-cylinder gasoline or diesel engine, offering versatility in fuel options. The gasoline variant provides quicker start-up and smoother operation, while the diesel offers better torque and fuel efficiency, ideal for heavier loads and prolonged use. A key consideration is the availability of parts and service for these older engine configurations, which may affect maintenance and operation in rural settings.
| Description |
Continental 6.3L 4-cyl gasoline Continental 6.3L 4-cyl diesel |
TRANSMISSION
The Massey-Harris 555 features a simple 4-speed forward and 1-speed reverse gear system, allowing for straightforward operation in various agricultural tasks. Its dry disc clutch provides reliable power transmission but may require more frequent adjustments compared to wet clutches, particularly under heavy loads. This setup is well-suited for small to medium-sized farming operations focusing on maneuverability and ease of use, although operators should be mindful of clutch wear during extended heavy use.
| Type |
gear |
| Gears |
4 forward and 1 reverse |
| Clutch |
dry disc |
MECHANICAL
The Massey-Harris 555 tractor features a 4x2 2WD chassis, providing adequate traction for light agricultural tasks but may struggle in muddy or hilly terrains. Its open operator station enhances visibility and ease of entry/exit, although this can expose the operator to harsh weather conditions. The 4-speed gear transmission offers versatility for various field applications, but limited gear options might affect performance at high speeds or on diverse terrain.
| Chassis |
4x2 2WD |
| Cab |
Open operator station |
| Transmission |
4-speed gear |
MASSEY-HARRIS 555 TIRES
The Massey-Harris 555 tractor features Ag front tires (7.50-18) and larger Ag rear tires (14-34), providing enhanced traction and stability on varied terrains, ideal for agricultural applications. The rear tire size contributes to improved load-bearing capacity, making it suitable for heavy tillage or transport tasks. However, operators should be cautious of potential turning radius limitations due to the larger rear tires in tighter spaces.
| Ag front |
7.50-18 |
| Ag rear |
14-34 |
DIMENSIONS
DIMENSIONS & TIRES
The Massey-Harris 555 tractor, with a weight of 7,500 lbs (3,402 kg), provides a robust platform for various agricultural tasks but may pose challenges in maneuverability on soft terrain due to its weight. The front tire size of 7.50-18 enhances front-end traction and stability, while the rear tire size of 14-34 offers good ground coverage and traction for heavy implements. This tractor is especially suited for plowing and tilling in medium to heavy soil conditions, but operators should be cautious of potential soil compaction from its weight.
| Weight |
7500lbs / 3402kg |
| Front tire |
7.50-18 |
| Rear tire |
14-34 |
555 SERIAL NUMBERS
| Location |
Right side of tractor frame |
