Hart-Parr 40-80
The Hart-Parr 40-80 is a tractor produced by Hart Parr. It is equipped with a 3309.4 ci 54.2 L engine. The listed engine power is Kerosene (listed): 110 hp / 82.0 kW. Drive type: 2WD. Operating weight: 34,000 lbs 15422 kg.
Engine Power
Kerosene (listed): 110 hp / 82.0 kW
Drive & Traction
2WD
Fuel & Capacities
Kerosene
Operating Weight
34,000 lbs
15422 kg
Overview
![]() | 1908 - 1909 |
|---|
Production | |
|---|---|
Manufacturer | Hart-Parr |
Built in Charles City, Iowa, USA | |
Total built | 10 |
The Hart-Parr model 40-80 was introduced at the Minnesota State Fair in 1908. | |
Hart-Parr 40-80 Engine | |
|---|---|
Hart-Parr 54.2L 4-cyl kerosene | |
Engine details ... |
Hart-Parr 40-80 Power | |
|---|---|
Engine | 110 hp
82.0 kW |
Drawbar (claimed) | 40 hp
29.8 kW |
Belt (claimed) | 80 hp
59.7 kW |
Mechanical | |
|---|---|
Drive | 2WD |
Steering | manual |
Dimensions & Tires | |
|---|---|
Weight | 34,000 lbs
15422 kg |
Rear tire | 98x28 |
Full dimensions and tires ... | |
Engine
Engine Detail — 3309.4 ci / 54.2 L Kerosene
Manufacturer | Hart-Parr |
Fuel Type | Kerosene |
Configuration | 4-cylinder, liquid-cooled |
Displacement | 3309.4 ci
54.2 L |
Bore/Stroke | 9.00x13.00 inches
229 x 330 mm |
Power | 110 hp
82.0 kW |
Transmission
Transmission |
|---|
Dimensions
Hart-Parr 40-80 Tires | |
|---|---|
Ag rear | 98x28 (steel) |
Dimensions | |
|---|---|
Weight | 34,000 lbs
15422 kg |
Recommended Implements & Sizing Guide
Engineering recommendations for Hart Parr Hart-Parr 40-80 based on its 110 HP power envelope and ASAE agricultural standards.
| Implement & Operation | Recommended Size | Workload Rating | Engineering Notes |
|---|---|---|---|
Moldboard PlowPrimary Tillage | 4 to 5 Bottom (16-18")4 - 5 铧 (40-45 cm) | Heavy Duty | Heavy primary tillage; semi-mounted hitch recommended. |
Rotary Cutter / MowerMowing & Clearing | 10 to 12 ft Flex-Wing3.0 - 3.6 m 折叠双翼 | Heavy Duty | Wide swath pasture and crop residue shredding. |
Rotary TillerSeedbed Prep | 90 to 120 in Heavy Duty230 - 300 cm 重型旋耕机 | Commercial / Field Scale | Deep intensive seedbed preparation for commercial row crops. |
Disc HarrowSecondary Tillage | 10 to 14 ft Tandem / Offset3.0 - 4.2 m 重型交错耙 | Heavy Duty | Aggressive residue cutting in corn/cotton stubble. |
Hay BalerHay & Forage | 5x6 Round Baler or 3x3 Mid Square1.5x1.8 m 大圆捆或中型方捆机 | Heavy Duty | High density baling; requires minimum 85 PTO HP. |
Sizing & Soil Condition NoteActual implement sizing varies depending on local soil conditions (heavy clay vs sandy loam), field slope, and operating speed. Heavy tillage implements may require front ballast weights and wheel weights.
Fluids, Capacities & Working Autonomy
Standard fluid requirements, service intervals, and continuous runtime estimates for Hart Parr Hart-Parr 40-80.
Engine Crankcase Oil
SAE 15W-40 (Heavy Duty Diesel)
Standard Spec: API CK-4 / CJ-4 Heavy Duty
Service Interval: 150 – 250 Hours
Transmission & Hydraulic System
UTTO (Universal Tractor Transmission Oil)
Standard Spec: ISO VG 46 / 68 (Wet Brake & Trans Compatible)
Service Interval: 600 – 1000 Hours
Engine Cooling System
50/50 Ethylene Glycol Pre-mix
Standard Spec: ASTM D6210 / Heavy-Duty OAT Antifreeze
Service Interval: 2 Years / 1500 Hours
Hart Parr Hart-Parr 40-80 Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for Hart Parr Hart-Parr 40-80.
Converted Equivalents:
Horsepower (HP)110 hp
Kilowatts (kW)82 kW
Metric Horsepower (PS / CV)111.5 PS
Direct Competitor Comparison
Compare Hart-Parr 40-80 against same-era industry alternatives in the same horsepower class.
Current Model
Hart Parr
Hart-Parr 40-80
Engine Power:Kerosene (listed): 110 hp / 82.0 kW
★ Baseline Reference
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