Massey-Harris 55 Specs ( 1946-1955 )
Production
| Description | Standard-tread tractor / Original price was $3,850 in 1955 |
|---|---|
| Manufacturer | Massey-Harris |
Engine
| Air cleaner | oil bath / oil bath / oil bath |
|---|---|
| Bore/Stroke | 4.50x6.00 inches (114 x 152 mm) / 4.50x6.00 inches (114 x 152 mm) / 4.50x6.00 inches (114 x 152 mm) |
| Compression | 5.65:1 / 15:1 / 4.5:1 |
| Coolant capacity | 28 qts (26.5 L) |
| Description | Continental J382 / gasoline / 4-cylinder / liquid-cooled / Continental J382D / diesel / 4-cylinder / liquid-cooled vertical I-head / Continental J382 / all fuel / 4-cylinder / liquid-cooled vertical I-head / Continental J382 / LP gas / 4-cylinder / liquid-cooled |
| Displacement | 382 ci (6.3 L) / 382 ci (6.3 L) / 382 ci (6.3 L) / 382 ci (6.3 L) |
| Oil capacity | 10 qts (9.5 L) / 10 qts (9.5 L) |
| Rated RPM | 1350 / 1350 / 1350 / 1350 |
| Starter | electric / electric / electric |
| Starter volts | 6 / 12 / 6 |
| Engine type | Continental 6.3L 4-cyl gasoline / Continental 6.3L 4-cyl diesel / Continental 6.3L 4-cyl all fuel / Continental 6.3L 4-cyl LP gas |
| Engine type | Continental 6.3L 4-cyl gasoline / Continental 6.3L 4-cyl diesel / Continental 6.3L 4-cyl all fuel / Continental 6.3L 4-cyl LP gas |
| Belt (tested) | 66.91 hp (49.9 kW) |
| Drawbar (claimed) | 41 hp (30.6 kW) |
| Drawbar (tested) | 57.55 hp (42.9 kW) |
| Plows | 5 |
| PTO (claimed) | 56 hp (41.8 kW) |
Transmission
| Clutch | dry disc |
|---|---|
| Gears | 4 forward and 1 reverse |
| Transmission type | 4-speed gear |
| Type | gear |
Mechanical
| Cab | Open operator station. |
|---|---|
| Description | Manual steering / Differential mechanical expanding shoe brakes |
| Drive type | Two-wheel drive |
Capacity
| Fuel | 27.5 gal (104.1 L) |
|---|---|
| Hydraulic system | 3.5 gal (13.2 L) |
Hydraulics
| Capacity | 3.5 gal (13.2 L) |
|---|---|
| Total flow | 10 gpm (37.9 lpm) |
PTO
| Engine RPM | 521@1350 |
|---|---|
| Rear PTO Type | 540 (1.375) |
Dimensions & Tires
| Height | 83.3 inches (211 cm) |
|---|---|
| Length | 145.5 inches (369 cm) |
| Standard Rear tread | 57.4 inches (145 cm) |
| Standard Wheelbase | 88.5 inches (224 cm) |
| Western Rear tread | 70 inches (177 cm) |
| Western Wheelbase | 90.1 inches (228 cm) |
| Front tire | 7.50x18 |
| Rear tire | 14-34 |
| Standard Wheelbase | 88.5 inches (224 cm) |
| Weight | 7223 to 7571 pounds |
| Western Wheelbase | 90.1 inches (228 cm) |
| Ag front | 7.50x18 |
| Ag rear | 15-34 |
| Standard Ag rear | 14-34 |
| Western Ag rear | 18-26 |
55 Serial Number Location
| Description | On side of tractor frame. |
|---|
55 Serial Numbers
| 1946 | 1001 (gasoline) / 1001 (all-fuel) |
|---|---|
| 1947 | 1116 (gasoline) / 1013 (all-fuel) |
| 1948 | 2132 (gasoline) / 1554 (all-fuel) |
| 1949 | 3581 (gasoline) / 3033 (all-fuel) / 1001 (diesel) |
| 1950 | 5468 (gasoline) / 4078 (all-fuel) / 1022 (diesel) |
| 1951 | 6399 (gasoline) / 4808 (all-fuel) / 2058 (diesel) |
| 1952 | 10001 (gasoline) / 5503/10001 (all-fuel) / 2822/10001 (diesel) |
| 1953 | 13017 (gasoline) / 13017 (all-fuel) / 13017 (diesel) |
| 1954 | 15299 (gasoline) / 15299 (all-fuel) / 15299 (diesel) |
| 1955 | 17059 (gasoline) / 17059 (all-fuel) / 17059 (diesel) |
| Description | FAQ: How to read a serial number table. |
Massey-Harris 55 Weight
| Ballasted | 10155 lbs (4606 kg) |
|---|---|
| Diesel Operating | 7571 lbs (3434 kg) |
| Gas Operating | 7223 lbs (3276 kg) |
Nebraska Tractor Test 394
| Belt fuel use (max) | 5.2 gal/hour (19.7 l/hour) |
|---|---|
| Belt power (max) | 58.98 hp (44.0 kW) |
| Description | Gasoline 4-speed 2WDMay 18 - 27, 1948Link: Nebraska Tractor Test 394 file / Drawbar performance / Gear 3 used for power test. / Gear 1 used for pull test. |
| Max power | 52.47 hp (39.1 kW) |
| Max pull | 5,674 lbs (2573 kg) |
Nebraska Tractor Test 428
| Belt fuel use (max) | 5.3 gal/hour (20.1 l/hour) |
|---|---|
| Belt power (max) | 52.17 hp (38.9 kW) |
| Description | Tractor fuel 4-speed 2WDOctober 3 - 14, 1949Link: Nebraska Tractor Test 428 file / Drawbar performance / Gear 3 used for power test. / Gear 1 used for pull test. |
| Max power | 47.64 hp (35.5 kW) |
| Max pull | 5,546 lbs (2515 kg) |
Nebraska Tractor Test 452
| Belt fuel use (max) | 3.9 gal/hour (14.8 l/hour) |
|---|---|
| Belt power (max) | 59.04 hp (44.0 kW) |
| Description | Diesel 4-speed 2WDOctober 17 - 26, 1950Link: Nebraska Tractor Test 452 file / Drawbar performance / Gear 3 used for power test. / Gear 1 used for pull test. |
| Max power | 51.07 hp (38.1 kW) |
| Max pull | 5,865 lbs (2660 kg) |
Nebraska Tractor Test 455
| Belt fuel use (max) | 5.9 gal/hour (22.3 l/hour) |
|---|---|
| Belt power (max) | 66.91 hp (49.9 kW) |
| Description | Gasoline 4-speed 2WDApril 16 - May 7, 1951Link: Nebraska Tractor Test 455 file / Drawbar performance / Gear 3 used for power test. / Gear 1 used for pull test. |
| Max power | 57.55 hp (42.9 kW) |
| Max pull | 6,377 lbs (2892 kg) |
References
| Description | Tractors published in 1946, by Massey-Harris / Power-Plus Tractors published in 1951, by Massey-Harris / Power For Your Farm published in 1953, by Massey-Harris / Massey-Harris Tractors published in 1954 / Massey-Harris Tractors published in 1955 |
|---|
Tractor Tests
| Description | NTTL 394: gasoline 4-speed 2WD / NTTL 428: tractor fuel 4-speed 2WD / NTTL 452: diesel 4-speed 2WD / NTTL 455: gasoline 4-speed 2WD |
|---|
Variants
| 55D | diesel engine |
|---|---|
| 55K | all-fuel engine |
| Western | wide-tread |