Minneapolis-Moline U-302

The Minneapolis-Moline U-302 is a tractor produced by Minneapolis Moline. It is equipped with a 236 ci 3.9 L engine. The listed engine power is 55.69 hp 41.5 kW. Transmission: Ampli-Torc. Operating weight: 5500 lbs 2494 kg.

Engine Power

55.69 hp 41.5 kW

Fuel & Capacities

Diesel

Transmission

Ampli-Torc

Operating Weight

5500 lbs 2494 kg

Overview

	1964 - 1970 Row-Crop tractor

Production
Manufacturer	Minneapolis-Moline
Row-Crop tractor
Built in Minneapolis, Minnesota, USA
Original price was $6,000 in 1970

Variants
U-302U	tricycle
U-302E	wide front
U-302N	single-front

Minneapolis-Moline U-302 Transmission
10-speed two-speed power shift
Transmission details ...

Minneapolis-Moline U-302 Power
Gas PTO (claimed)	55.8 hp 41.6 kW
LP-gas PTO (claimed)	55.7 hp 41.5 kW
Diesel PTO (claimed)	52 hp 38.8 kW
Plows	4
Drawbar (tested)	48.41 hp 36.1 kW
PTO (tested)	55.82 hp 41.6 kW
Performance test details ...

Mechanical
Two-wheel drive
Power steering
Disc brakes
Open operator station.

Tractor hitch
Rear Type	II/I OptOptional

Power Take-off (PTO)
Rear PTO	independent
Rear PTO Type	540 (1.375)
	1000 (1.375)OptOptional
Engine RPM	540@1525
	1000@1750

Dimensions & Tires
Wheelbase	84.1 inches 213 cm
Weight	5500 lbs 2494 kg
Front tire	5.50-16
Rear tire	13.6-24
Full dimensions and tires ...

References

U-302 Super published in 1966, by Minneapolis-Moline
U-302 Super published in 1967, by Minneapolis-Moline
U-302 Super published in 1968, by Minneapolis-Moline
Buyer's Guide published in 1964, by Minneapolis-Moline

Engine

Engine options
Minneapolis-Moline 3.6L 4-cyl gasoline
Minneapolis-Moline 3.6L 4-cyl LP gas
Minneapolis-Moline 3.9L 4-cyl diesel

Engine Detail — 220.9 ci / 3.6 L Gasoline

Manufacturer	Minneapolis-Moline 220A-4
Fuel Type	Gasoline
Configuration	4-cylinder, liquid-cooled
Displacement	220.9 ci 3.6 L
Bore/Stroke	3.75x5.00 inches 95 x 127 mm
Air cleaner	dry
Compression	7.6:1
Rated RPM	1900
Starter volts	12
Oil capacity	6 qts 5.7 L
Coolant capacity	12 qts 11.4 L

Engine Detail — 220.9 ci / 3.6 L LP Gas

Manufacturer	Minneapolis-Moline 220A-4
Fuel Type	LP gas
Configuration	4-cylinder, liquid-cooled
Displacement	220.9 ci 3.6 L
Bore/Stroke	3.75x5.00 inches 95 x 127 mm
Air cleaner	dry
Compression	9.8:1
Rated RPM	1900
Starter volts	12

Engine Detail — 236 ci / 3.9 L Diesel

Manufacturer	Minneapolis-Moline
Fuel Type	Diesel
Configuration	4-cylinder, liquid-cooled
Displacement	236 ci 3.9 L
Bore/Stroke	3.875x5.00 inches 98 x 127 mm
Air cleaner	dry
Rated RPM	1800
Starter volts	12

Transmission

Transmission — Ampli-Torc

Transmission	Ampli-Torc
Type	two-speed power shift
Gears	10 forward and 2 reverse
Clutch	279.4mm dry disc
Oil capacity	40 qts 37.9 L
With 13.6-38 rear tires.

Dimensions

Minneapolis-Moline U-302 Tires
Ag front	5.50-16
Ag rear	13.6-24
Ag front	6.00-16
	7.50-16 *Type N single-front wheel.
Ag rear	15.5-38

Dimensions
Wheelbase	84.1 inches 213 cm
Length	140 inches 355 cm
Width	90.5 inches 229 cm
Height (steering wheel)	73 inches 185 cm
Weight	5500 lbs 2494 kg
Clearance (front axle)	21.5 inches 54 cm
Clearance (rear axle)	26.25 inches 66 cm
Front tread	52 to 76 inches 132 to 193 cm
Rear tread	56 to 96 inches 142 to 243 cm

Tests

Tractor Tests
NTTL 862: gasoline 10-speed 2WD
NTTL 863: LP-gas 10-speed 2WD

Nebraska Tractor Test 862
Gasoline 10-speed 2WD April 10 - 24, 1964 Link: Nebraska Tractor Test 862 file
PTO performance
Power at rated engine speed	55.82 hp 41.6 kW
Fuel use	4.9 gal/hour 18.5 l/hour
Power at rated PTO speed	48.51 hp 36.2 kW
Fuel use	4.2 gal/hour 15.9 l/hour
Drawbar performance
Max power	46.89 hp 35.0 kW
Fuel use	4.8 gal/hour 18.2 l/hour
Gear 2H used for power test.
Max pull	7417 lbs 3364 kg
Gear 1L used for pull test.

Nebraska Tractor Test 863
LP-gas 10-speed 2WD April 13 - 24, 1964 Link: Nebraska Tractor Test 863 file
PTO performance
Power at rated engine speed	55.69 hp 41.5 kW
Fuel use	5.8 gal/hour 22.0 l/hour
Power at rated PTO speed	48.32 hp 36.0 kW
Fuel use	4.8 gal/hour 18.2 l/hour
Drawbar performance
Max power	48.41 hp 36.1 kW
Fuel use	5.6 gal/hour 21.2 l/hour
Gear 2H used for power test.
Max pull	7515 lbs 3408 kg
Gear 1L used for pull test.

Photos

Minneapolis-Moline U-302 with LP-gas engine

Recommended Implements & Sizing Guide

Engineering recommendations for Minneapolis Moline Minneapolis-Moline U-302 based on its 55.69 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 Minneapolis Moline Minneapolis-Moline U-302.

Estimated Continuous Field Runtime: 1.9 hrs

Approximately 1.9 hours of continuous field operation at ~75% rated power on a full tank (5.6 gal / 21.2 L).

Estimated 75% Load Fuel Burn~2.9 gal/hr (11 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

Minneapolis Moline Minneapolis-Moline U-302 Specification Unit Converter

Convert power, fluid capacities, and operating weights between metric and imperial standards for Minneapolis Moline Minneapolis-Moline U-302.

Enter value:

Unit:

Converted Equivalents:

Horsepower (HP)55.7 hp

Kilowatts (kW)41.5 kW

Metric Horsepower (PS / CV)56.5 PS

Direct Competitor Comparison

Compare Minneapolis-Moline U-302 against same-era industry alternatives in the same horsepower class.

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