Farmall B-450
The Farmall B-450 is a tractor produced by Farmall. It is equipped with a 264 ci 4.3 L engine. The listed engine power is Diesel (listed): 55 hp / 41.0 kW. Transmission: 5 forward and 1 reverse. Operating weight: 5930 lbs 2689 kg.
Engine Power
Diesel (listed): 55 hp / 41.0 kW
Fuel & Capacities
20.9 gal
79.1 L
Transmission
5 forward and 1 reverse
Operating Weight
5930 lbs
2689 kg
Overview
 | 1959 - 1970
Row-Crop tractor |
|---|
Production | |
|---|---|
Manufacturer | Farmall (a part of International Harvester) |
Row-Crop tractor | |
Built in Doncaster, England | |
Total built | 11,011 |
Variants | |
|---|---|
McCormick B-450 | standard |
Farmall B-450 | row-crop |
Farmall B-450 Engine | |
|---|---|
International Harvester 4.3L 4-cyl diesel | |
Engine details ...  |
Farmall B-450 Transmission | |
|---|---|
5-speed gear | |
Transmission details ...  |
Farmall B-450 Power | |
|---|---|
Engine | 55 hp
41.0 kW |
Mechanical | |
|---|---|
Two-wheel drive | |
Differential lock | mechanical rear |
Manual steering | |
Open operator station. | |
Capacity | |
|---|---|
Fuel | 20.9 gal
79.1 L |
Hydraulic system | 3.6 gal
13.6 L |
Hydraulics | |
|---|---|
Type | open center |
Capacity | 3.6 gal
13.6 L |
Pressure | 2000 psi
137.9 bar |
Tractor hitch | |
|---|---|
Rear Type | II |
Rear lift | 6240 lbs
2830 kg |
Power Take-off (PTO) | |
|---|---|
Rear PTO Type | 540 (1.375) |
Engine RPM | 555@1500 |
Dimensions & Tires | |
|---|---|
Wheelbase | 79.5 inches
201 cm |
Weight | 5930 lbs
2689 kg |
Front tire | 6.00x16 |
Rear tire | 13.00x30 |
Full dimensions and tires ...  | |
Belt Pulley | |
|---|---|
Diameter | 11 inches
27 cm |
RPM | 929.6 |
Speed | 2677 ft/min
815.95 meters/min |
References | |
|---|---|
 | |
International 1917-1961 Vintage Tractor Special by Allen Condie* | |
The Roar of Dust and Diesel - A Story of International Harvester Doncaster by Mike Teanby | |
World Wide Farm Equipment Buyer's Guide published in 1968, by International Harvester* | |
B-450 Series Tractor published in 1962, by International Harvester | |
Farmall B-450 published in 1959, by International Harvester | |
*Publication contains known errors. |
Engine
Engine Detail — 264 ci / 4.3 L Diesel
Manufacturer | International Harvester BD-264 |
Fuel Type | Diesel |
Configuration | 4-cylinder, liquid-cooled |
Displacement | 264 ci
4.3 L |
Bore/Stroke | 4.00x5.25 inches
102 x 133 mm |
Power | 55 hp
41.0 kW |
Rated RPM | 1500 |
Torque | 200 lb-ft
271.2 Nm |
Torque RPM | 1100 |
Starter | electric |
Starter volts | 12 |
Oil capacity | 9.6 qts
9.1 L |
Coolant capacity | 26.4 qts
25.0 L |
Farmall B-450 Engine | |
|---|---|
 |
Transmission
Transmission — 5 forward and 1 reverse gear
Type | gear |
Gears | 5 forward and 1 reverse |
Clutch | 305mm dry disc |
Oil capacity | 52.8 qts
50.0 L |
With 13.00x30 rear tires. | |
 | |
Dimensions
Farmall B-450 Tires | |
|---|---|
Ag front | 6.00x16 |
Ag rear | 13.00x30 |
Ag rear | 14.00x30 |
12.00x38 | |
Dimensions | |
|---|---|
Wheelbase | 79.5 inches
201 cm |
Length | 139.5 inches (tricycle)
354 cm |
144.5 inches (wide-front)
367 cm | |
Height (steering wheel) | 77.75 inches
197 cm |
Operating weight | 5930 lbs
2689 kg |
Clearance (front axle) | 19.6 inches
49 cm |
Front tread | 8/11.5/13.75/16.75 inches
20/29/34/42 cm |
Front tread | 51 to 81 inches
129 to 205 cm |
Rear tread | 64 to 84 inches
162 to 213 cm |
Rear tread | 84.5 to 101.25 inches
214 to 257 cm |
Rear tread | 96.5 to 113.25 inches
245 to 287 cm |
Photos
Farmall B-450 with wide front end.
Farmall B-450 with tricycle front end.
Farmall B-450 with tricycle front end.
Recommended Implements & Sizing Guide
Engineering recommendations for Farmall B-450 based on its 55 HP power envelope and ASAE agricultural standards.
| Implement & Operation | Recommended Size | Workload Rating | Engineering Notes |
|---|---|---|---|
Moldboard PlowPrimary Tillage | 3 to 4 Bottom (16")3 - 4 铧 (40 cm) | Heavy Duty | Suitable for medium loam and stubble turnover. |
Rotary Cutter / MowerMowing & Clearing | 6 ft (72 in)1.8 m | Medium Duty | Medium pasture clearing; rear slip-clutch recommended. |
Rotary TillerSeedbed Prep | 66 to 72 in165 - 180 cm | Medium Duty | Standard utility tiller; slip clutch protection required. |
Disc HarrowSecondary Tillage | 7 to 8 ft Tandem Disc2.1 - 2.4 m 对开双排耙 | Medium Duty | Field leveling and clod breaking behind plows. |
Hay BalerHay & Forage | Small Square Baler (14x18")小方捆打捆机 (36x46 cm) | Medium Duty | Classic 2-string baler for horse and small livestock hay. |
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 B-450.
Estimated Continuous Field Runtime: 7.3 hrs
Approximately 7.3 hours of continuous field operation at ~75% rated power on a full tank (20.9 gal / 79.1 L).
Estimated 75% Load Fuel Burn~2.9 gal/hr (10.8 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 B-450 Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for Farmall B-450.
Converted Equivalents:
Horsepower (HP)55 hp
Kilowatts (kW)41 kW
Metric Horsepower (PS / CV)55.8 PS
Direct Competitor Comparison
Compare Farmall B-450 against same-era industry alternatives in the same horsepower class.
Current Model
Farmall
Farmall B-450
Engine Power:Diesel (listed): 55 hp / 41.0 kW
★ Baseline Reference
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