Farmall 806
The Farmall 806 is a tractor produced by Farmall. It is equipped with a 301 ci 4.9 L engine. The listed engine power is Gasoline (gross): 110 hp / 82.0 kW. Transmission: Torque Amplifier. Operating weight: 7720 to 8500 pounds.
Engine Power
Gasoline (gross): 110 hp / 82.0 kW
Fuel & Capacities
Gasoline
Transmission
Torque Amplifier
Operating Weight
7720 to 8500 pounds
Overview
 | 1963 - 1967
Row-Crop tractor |
|---|
Production | |
|---|---|
Manufacturer | Farmall (a part of International Harvester) |
Row-Crop tractor | |
Built in Rock Island, Illinois, USA | |
Total built | 42,957 |
Variants | |
|---|---|
IH 806 | standard-tread |
Farmall 806 | row-crop |
Farmall 806 Power | |
|---|---|
Engine (gross) | 110 hp
82.0 kW |
Drawbar (claimed) | 84 hp
62.6 kW |
PTO (claimed) | 94.5 hp
70.5 kW |
Drawbar (tested) | 84.77 hp
63.2 kW |
PTO (tested) | 94.93 hp
70.8 kW |
Performance test details ...  | |
Mechanical | |
|---|---|
Two-wheel drive | |
Final drives | bull gear |
Power steering | |
Hydraulic dry disc brakes | |
Open operator station. | |
Hydraulics | |
|---|---|
Type | open center |
Pump flow | 12 gpmOptOptional
45.4 lpm |
3 gpm (PTO pump)
11.4 lpm | |
Steering flow | 9 gpm
34.1 lpm |
Tractor hitch | |
|---|---|
Rear Type | II/I |
Type | IH Fast Hitch |
Power Take-off (PTO) | |
|---|---|
Rear PTO | independent |
Rear PTO Type | 540/1000 (1.375) |
1000 (1.375) | |
Engine RPM | 540@2100 |
1000@2100 | |
Dimensions & Tires | |
|---|---|
Wheelbase | 101.2 inches
257 cm |
Weight | 7720 to 8500 pounds |
Front tire | 6.50-16 |
Rear tire | 15.5-38 |
Full dimensions and tires ...  | |
Electrical | |
|---|---|
Ground | negative |
Charging system | generator |
Charging amps | 25 |
Batteries | 2 (diesel) |
1 (gas/LP) | |
Battery volts | 6 (diesel) |
12 (gas/LP) | |
Battery AH | 170 (diesel) |
60 (gas/LP) | |
References | |
|---|---|
 | |
Farm Loaders published in 1965, by International Harvester | |
Farm Loaders published in 1970, by International Harvester | |
706 - 806 Farmall Tractors published by International Harvester | |
New McCormick Farmall 806 Tractor published in 1963, by International Harvester |
Engine
Engine options | |
|---|---|
International Harvester 5.9L 6-cyl diesel | |
International Harvester 4.9L 6-cyl gasoline | |
International Harvester 4.9L 6-cyl LP-gas |
Engine Detail — 361 ci / 5.9 L Diesel
Manufacturer | International Harvester D-361 |
Fuel Type | Diesel |
Configuration | 6-cylinder, liquid-cooled |
Displacement | 361 ci
5.9 L |
Bore/Stroke | 4.125x4.50 inches
105 x 114 mm |
Air cleaner | two-stage dry |
Compression | 17:1 |
Rated RPM | 2400 |
Idle RPM | 900-2400 |
Starter volts | 12 |
Farmall 806 Engine | |
|---|---|
 |
Engine Detail — 301 ci / 4.9 L Gasoline
Manufacturer | International Harvester C-301 |
Fuel Type | Gasoline |
Configuration | 6-cylinder, liquid-cooled |
Displacement | 301 ci
4.9 L |
Bore/Stroke | 3.8125x4.39 inches
97 x 112 mm |
Power (gross) | 110 hp
82.0 kW |
Air cleaner | two-stage dry |
Rated RPM | 2400 |
Starter volts | 12 |
Engine Detail — 301 ci / 4.9 L
Manufacturer | International Harvester C-301 |
Configuration | 6-cylinder, liquid-cooled |
LP-gas | |
Displacement | 301 ci
4.9 L |
Bore/Stroke | 3.8125x4.39 inches
97 x 112 mm |
Air cleaner | two-stage dry |
Rated RPM | 2400 |
Starter volts | 12 |
Transmission
Transmission options | |
|---|---|
8-speed unsynchronized | |
16-speed two-speed power shift |
Transmission — 8 forward and 4 reverse unsynchronized
Type | unsynchronized |
Gears | 8 forward and 4 reverse |
Clutch | 12-inch dry disc |
Four gears (1-4) in low, high, and reverse ranges. | |
With 15.5-38 rear tires. | |
 | |
Transmission — Torque Amplifier
Transmission | Torque Amplifier |
Type | two-speed power shift |
Gears | 16 forward and 8 reverse |
Clutch | 12-inch dry disc |
As two-range Torque Amplifer (TA) to the basic transmission. Pulling back on the left-hand TA lever provides a clutchless shift to a lower speed for each gear. Pushing the lever forward return to direct-drive mode. | |
With 15.5-38 rear tires. | |
 | |
Dimensions
Farmall 806 Tires | |
|---|---|
Ag front | 6.50-16 |
Ag rear | 15.5-38 |
Dimensions | |
|---|---|
Wheelbase | 101.2 inches
257 cm |
Length | 161 inches
408 cm |
Width | 110 inches
279 cm |
Height (steering wheel) | 81 inches
205 cm |
Rear axle | 3.25 inch diameter
82 mm |
Front tread | 8/16 inches
20/40 cm |
Rear tread | 56 to 94 inches
142 to 238 cm |
Farmall 806 Weight | |
|---|---|
Gasoline Shipping | 7720 lbs
3501 kg |
Diesel Shipping | 8500 lbs
3855 kg |
Ballasted | 11895 lbs
5395 kg |
Tests
Tractor Tests | |
|---|---|
NTTL 857: diesel Torque Amplifier 2WD | |
NTTL 859: gasoline Torque Amplifier 2WD | |
NTTL 861: LP-gas Torque Amplifier 2WD |
Nebraska Tractor Test 857 | |
|---|---|
Diesel Torque Amplifier 2WD
October 22 - 30, 1963
Link: Nebraska Tractor Test 857 file | |
PTO performance | |
Power at rated engine speed | 94.93 hp
70.8 kW |
Fuel use | 6.3 gal/hour
23.8 l/hour |
Power at rated PTO speed | 89.04 hp
66.4 kW |
Fuel use | 5.9 gal/hour
22.3 l/hour |
Drawbar performance | |
Max power | 84.77 hp
63.2 kW |
Fuel use | 6.4 gal/hour
24.2 l/hour |
Gear 2H-TA used for power test. | |
Max pull | 9,182 lbs
4164 kg |
Gear 3L-TA used for pull test. | |
Nebraska Tractor Test 859 | |
|---|---|
Gasoline Torque Amplifier 2WD
10/28/1963
Link: Nebraska Tractor Test 859 file | |
PTO performance | |
Power at rated engine speed | 93.27 hp
69.6 kW |
Fuel use | 7.4 gal/hour
28.0 l/hour |
Power at rated PTO speed | 83.99 hp
62.6 kW |
Fuel use | 6.6 gal/hour
25.0 l/hour |
Drawbar performance | |
Max power | 80.70 hp
60.2 kW |
Fuel use | 7.5 gal/hour
28.4 l/hour |
Gear 2H-TA used for power test. | |
Max pull | 9,003 lbs
4083 kg |
Gear 3L-TA used for pull test. | |
Nebraska Tractor Test 861 | |
|---|---|
LP-gas Torque Amplifier 2WD
November 6 - 26, 1963
Link: Nebraska Tractor Test 861 file | |
PTO performance | |
Power at rated engine speed | 93.42 hp
69.7 kW |
Fuel use | 9.6 gal/hour
36.3 l/hour |
Power at rated PTO speed | 83.20 hp
62.0 kW |
Fuel use | 8.4 gal/hour
31.8 l/hour |
Drawbar performance | |
Max power | 81.53 hp
60.8 kW |
Fuel use | 9.5 gal/hour
36.0 l/hour |
Gear 2H-TA used for power test. | |
Max pull | 9,072 lbs
4115 kg |
Gear 3L-TA used for pull test. | |
Photos
Farmall 806
Farmall 806 with four-wheel drive and cab
Rear of the Farmall 806 showing dual PTO shafts and IH Fast Hitch
Farmall 806 with LP-gas engine.
Recommended Implements & Sizing Guide
Engineering recommendations for Farmall 806 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 Farmall 806.
Estimated Continuous Field Runtime: 1.7 hrs
Approximately 1.7 hours of continuous field operation at ~75% rated power on a full tank (9.5 gal / 36 L).
Estimated 75% Load Fuel Burn~5.7 gal/hr (21.7 L/hr)
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
Farmall 806 Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for Farmall 806.
Converted Equivalents:
Horsepower (HP)110 hp
Kilowatts (kW)82 kW
Metric Horsepower (PS / CV)111.5 PS
Direct Competitor Comparison
Compare Farmall 806 against same-era industry alternatives in the same horsepower class.
Current Model
Farmall
Farmall 806
Engine Power:Gasoline (gross): 110 hp / 82.0 kW
★ Baseline Reference
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