Mitsubishi MT311

The Mitsubishi MT311 is a tractor produced by Mitsubishi. It is equipped with a 91.5 ci 1.5 L engine. The listed engine power is Diesel (listed): 30.6 hp / 22.8 kW. Transmission: 16 forward and reverse. Operating weight: 2998 to 3329 pounds.

Engine Power

Diesel (listed): 30.6 hp / 22.8 kW

Fuel & Capacities

7.4 gal 28.0 L

Transmission

16 forward and reverse

Operating Weight

2998 to 3329 pounds

Overview

	1999 - 2003 GO SeriesCompact Utility tractor GO Series Compact Utility tractor

Production
Manufacturer	Mitsubishi
Compact Utility tractor

Mitsubishi MT311 Engine
Mitsubishi 1.5L 4-cyl diesel
Fuel tank	7.4 gal 28.0 L
Engine details ...

Mitsubishi MT311 Transmission
16-speed
Transmission details ...

Mitsubishi MT311 Power
Engine	30.6 hp 22.8 kW

Mechanical
Four-wheel drive
Power steering
Wet disc brakes
Two-post ROPS. Cab optional.

Tractor hitch
Rear Type	JISI
Rear lift	3968 lbs 1799 kg

Power Take-off (PTO)
Rear PTO	540 (1.375)

Dimensions & Tires
Wheelbase	69.7 inches 177 cm
Weight	2998 to 3329 pounds
Front tire	7-16
Rear tire	12.4-26
Full dimensions and tires ...

Electrical
Ground	negative
Battery volts	12

References

MT231-251-271-291-331-331-341 (0080208-10403711005) published in 2002

Engine

Engine Detail — 91.5 ci / 1.5 L Diesel

Manufacturer	Mitsubishi S4L
Fuel Type	Diesel
Configuration	4-cylinder, liquid-cooled
Displacement	91.5 ci 1.5 L
Bore/Stroke	3.07x3.09 inches 78 x 78 mm
Power	30.6 hp 22.8 kW
Rated RPM	2800
Starter	electric
Starter volts	12

Transmission

Transmission — 16 forward and reverse

Gears	16 forward and reverse
Four gears in four ranges with left-hand shuttle shift.

Dimensions

Mitsubishi MT311 Tires
Standard tires (ag)	Front: 7-16. Rear: 12.4-26

Dimensions
Wheelbase	69.7 inches 177 cm
Length	123.6 inches 313 cm
Width	56.1 inches 142 cm
Height (ROPS)	78.5 inches 199 cm
ROPS Weight	2998 lbs 1359 kg
Cab Weight	3329 lbs 1510 kg
Ground clearance	13.6 inches 34 cm
Front tread	43.9 inches 111 cm
Rear tread	43.1 to 54.9 inches 109 to 139 cm

Recommended Implements & Sizing Guide

Engineering recommendations for Mitsubishi MT311 based on its 30.6 HP power envelope and ASAE agricultural standards.

Implement & Operation	Recommended Size	Workload Rating	Engineering Notes
Moldboard PlowPrimary Tillage	2 to 3 Bottom (14-16")2 - 3 铧 (35-40 cm)	Medium Duty	Standard utility farm tillage.
Rotary Cutter / MowerMowing & Clearing	5 ft (60 in)1.5 m	Medium Duty	Pasture maintenance and weeds up to 1.5" diameter.
Rotary TillerSeedbed Prep	54 to 60 in135 - 150 cm	Medium Duty	Thorough seedbed preparation in orchards and vegetable plots.
Disc HarrowSecondary Tillage	5 to 6 ft (16-18" discs)1.5 - 1.8 m (40-45 cm 耙片)	Light Duty	Small acreage soil break-up and secondary aeration.

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 Mitsubishi MT311.

Estimated Continuous Field Runtime: 4.7 hrs

Approximately 4.7 hours of continuous field operation at ~75% rated power on a full tank (7.4 gal / 28 L).

Estimated 75% Load Fuel Burn~1.6 gal/hr (6 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