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Engine:
Massey-Harris Standard
Power:
30 HP (Engine) / HP (PTO)
Fuel Type:
Diesel
Production:
1936 - 1939
Overview | |
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Summary | x1936 - 1939 Standard-tread tractor |
Production | |
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Manufacturer | Massey-Harris |
Summary | Standard-tread tractor / Built in Racine, Wisconsin, USA / The Massey-Harris Pacemaker replaced the Wallis 12/20 in Massey's line. The Twin Power feature increased engine rpms to provide additional horsepower for belt work. The Pacemaker was a standard (wide) front tractor, while the Challenger was the row-crop version. |
Mechanical | |
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Summary | Two-wheel drive / Manual steering / Open operator station. |
Belt Pulley | |
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Diameter | 12 inches 30 cm |
Width | 6.25 inches 15 cm |
RPM | 832 |
Engine Detail | |
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Summary | Massey-Harris / gasoline / 4-cylinder / liquid-cooled vertical I-head |
Displacement | 247.7 ci 4.1 L |
Bore/Stroke | 3.875x5.25 inches 98 x 133 mm |
Rated RPM | 1200 |
1400 * Twin Power option | |
Coolant capacity | 20 qts 18.9 L |
Transmission | |
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Type | gear |
Gears | 4 forward and 1 reverse |
Clutch | mechanical dry disc |
Massey-Harris Pacemaker Tires | |
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Ag front | 28x5 steel |
Ag rear | 44x10 steel |
Ag front | 6.00x16 |
Ag rear | 11.25x24 |
Dimensions | |
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Wheelbase | 78 inches 198 cm |
Length | 122 inches 309 cm |
Height | 53 inches 134 cm |
Weight | 3700 lbs 1678 kg |
Tractor Tests | |
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Summary | NTTL 266: gasoline 4-speed 2WD / NTTL 294: gasoline Twin Power 4-speed 2WD |
Nebraska Tractor Test 266 | |
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Summary | Gasoline 4-speed 2WD August 10 - 19, 1936 Link: Nebraska Tractor Test 266 file |
Belt power (max) | 29.1 hp 21.7 kW |
Belt fuel use (max) | 3.1 gal/hour 11.7 l/hour |
Summary | Drawbar performance |
Max power | 19.76 hp 14.7 kW |
Summary | Gear 2 used for power test. |
Max pull | 2878 lbs 1305 kg |
Summary | Gear 1 used for pull test. |
Nebraska Tractor Test 294 | |
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Summary | Gasoline Twin Power 4-speed 2WD October 25 - November 16, 1937 Link: Nebraska Tractor Test 294 file |
Belt power (max) | 42.13 hp 31.4 kW |
Belt fuel use (max) | 4.2 gal/hour 15.9 l/hour |
Summary | Drawbar performance |
Max power | 30.58 hp 22.8 kW |
Summary | Gear 3 used for power test. |
Max pull | 3236 lbs 1467 kg |
Summary | Gear 1 used for pull test. |
Last Database Update: 7/13/2025