M-R-S A-80: all source data
All 34 values recorded for this model, as the source lists them and in its units. The spec sheet shows the same data checked, typed and converted.
Overview
Production| Manufacturer | M-R-S |
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| (no label) | Four-wheel Drive (4WD) tractor |
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| (no label) | Built in Flora, Mississippi, USA |
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Engine| (no label) | Detroit Diesel 4.6L 4-cyl diesel |
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Transmission| (no label) | 10-speed |
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Power| Engine | 134 hp | 99.9 kW |
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| Drawbar (claimed) | 115 hp | 85.8 kW |
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Mechanical| Drive | 4x4 4WD |
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| (no label) | Power four-wheel steering |
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| (no label) | Open operator station. |
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Dimensions| Wheelbase | 100 inches | 254 cm |
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| Weight | 15800 lbs | 7166 kg |
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| Front tire | 16.9x30 |
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| Rear tire | 16.9x30 |
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Engine
Engine detail| (no label) | Detroit Diesel 4-71 |
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| (no label) | diesel |
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| (no label) | 4-cylinder |
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| (no label) | liquid-cooled |
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| Displacement | 283.7 ci | 4.6 L |
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| Bore/Stroke | 4.25x5.00 inches | 108 x 127 mm |
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| Power | 134 hp | 99.9 kW |
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| Rated RPM | 2000 |
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| Starter type | electric |
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Transmission
Transmission| Gears | 10 forward and 2 reverse |
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Dimensions
Tires| Ag front | 16.9x30 |
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| Ag rear | 16.9x30 |
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Dimensions| Wheelbase | 100 inches | 254 cm |
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| Length | 195 inches | 495 cm |
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| Width | 111 inches | 281 cm |
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| Height (cab) | 132 inches | 335 cm |
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| Weight | 15800 lbs | 7166 kg |
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| Ground clearance | 14 inches | 35 cm |
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| Front tread | 80 inches | 203 cm |
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| Rear tread | 80 inches | 203 cm |
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