McCormick-Deering OS-4
Production ended · 2WD
Belt power · claimed
27.5 hp
Power
Power specifications| Engine | no record |
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| PTO | no record |
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| Drawbar | 25 hp claimed |
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| Belt pulley | 27.5 hp claimed |
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| Listed power | 30 hp belt basis |
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Engines
Engines fitted to the McCormick-Deering OS-4| International Harvester 2.5L 4-cyl gasolineGasoline · 4 cyl | 152 ci |
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Engine details
- International Harvester 2.5L 4-cyl gasoline
- Bore × stroke
- 3.38 in × 4.45 in
- Rated speed
- 1,650 rpm
- Compression
- 5.9:1 (high-compression gasoline)
- Cooling
- liquid-cooled
- Firing order
- 1-3-4-2
Transmissions
Transmissions for the McCormick-Deering OS-4| 5-speed geargear | 5F / 1R |
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Weight
Weight specifications| Weight | 4,120 lb shipping |
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| Shipping | 4,120 lb |
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Dimensions
Dimensions specifications| Wheelbase | 66.8 in |
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| Length | 120.9 in |
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| Width | 55.5 in |
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| Height | 57.1 in |
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| Front axle clearance | 15.1 in |
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| Front tread, narrowest | 45.9 in |
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| Front tread, widest | 45.9 in |
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| Rear tread, narrowest | 41.8 in |
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| Rear tread, widest | 41.8 in |
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Capacities
Capacities specifications| Fuel tank | 17.5 gal |
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| Auxiliary fuel | 0.8 gal |
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Hydraulics
Hydraulics specifications| Pump flow | no record |
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Hitch
Hitch specifications| Rear lift capacity | no record |
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PTO
PTO specifications| Rear PTO speeds | 540 |
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Chassis
Chassis specifications| Drive | 2WD |
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| Steering | Manual steering |
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| Cab | Open operator station |
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Tires
Tires specifications| Front | 5.50-16 |
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| Rear | 12-26 |
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Production
Production specifications| Factories | Rock Island, Illinois, USA |
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| Built by | McCormick-Deering |
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