International Harvester TD-340

The International Harvester TD-340 is a tractor produced by International Harvester. It is equipped with a 166 ci 2.7 L engine. The listed engine power is 39.80 hp 29.7 kW. Transmission: Torque Amplifier. Drive type: crawler. Operating weight: 7000 lbs 3175 kg.

Engine Power

39.80 hp 29.7 kW

Drive & Traction

crawler

Fuel & Capacities

15 gal 56.8 L

Transmission

Torque Amplifier

Operating Weight

7000 lbs 3175 kg

Overview

	1959 - 1965 Agricultural Crawler tractor

Production
Manufacturer	International Harvester
Agricultural Crawler tractor
Built in Melrose Park, Illinois, USA

Variants
T-340	gasoline

International Harvester TD-340 Engine
International Harvester 2.7L 4-cyl diesel
Fuel tank	15 gal 56.8 L
Engine details ...

International Harvester TD-340 Power
Drawbar (claimed)	33 hp 24.6 kW
Belt (claimed)	40 hp 29.8 kW
Drawbar (tested)	31.64 hp 23.6 kW
PTO (tested)	39.80 hp 29.7 kW
Performance test details ...

Mechanical
Drive	crawler
Open operator station.

Dimensions & Tracks
Weight	7000 lbs 3175 kg
10-inch tracks
Full dimensions and tracks ...

Links
TD340 Webpage: site with information on the T-340 and TD-340 crawler

References

Buyers Guide International Industrial Tractors & Equipment published in 1960, by International Harvester

Engine

Engine Detail — 166 ci / 2.7 L Diesel

Manufacturer	International Harvester
Fuel Type	Diesel
Configuration	4-cylinder, liquid-cooled vertical L-head
Displacement	166 ci 2.7 L
Bore/Stroke	3.6875x3.875 inches 94 x 98 mm
Compression	19.7:1
Rated RPM	2000
Starter volts	12

Transmission

Transmission options
5-speed gear
10-speed two-speed power shift
5-speed shuttle

Transmission — 5 forward and 1 reverse gear

Type	gear
Gears	5 forward and 1 reverse
Clutch	dry disc

Transmission — Torque Amplifier

Transmission	Torque Amplifier
Type	two-speed power shift
Gears	10 forward and 2 reverse

Transmission — 5 forward and reverse shuttle

Type	shuttle
Gears	5 forward and reverse

Dimensions

International Harvester TD-340 Tracks
Width	10 inches 25 cm
Length on ground	66 inches 167 cm
Area on ground	1320 in² 0.9 m²
Width	14 inches 35 cm
Length on ground	66 inches 167 cm
Area on ground	1848 in² 1.2 m²

Dimensions
Length	125 inches 317 cm
Width	58 inches 147 cm
Height	60.3 inches 153 cm
Operating weight	7000 lbs 3175 kg
Gauge	38 inches 96 cm
Gauge	48 inches 121 cm

Tests

Nebraska Tractor Test 776
Diesel 5-speed crawler October 29 - November 2, 1960 Link: Nebraska Tractor Test 776 file
PTO performance
Power at rated engine speed	39.80 hp 29.7 kW
Fuel use	3.0 gal/hour 11.4 l/hour
Power at rated PTO speed	36.15 hp 27.0 kW
Fuel use	2.7 gal/hour 10.2 l/hour
Drawbar performance
Max power	31.64 hp 23.6 kW
Fuel use	2.9 gal/hour 11.0 l/hour
Gear 2 used for power test.
Max pull	6801 lbs 3084 kg
Gear 1 used for pull test.

Attachments

Attachment overview
Blade
Front-end loader
Backhoe

Wagner 65-T Backhoe
Backhoe type	Wagner 65-T Backhoe
Digging depth	120 inches 304 cm
Reach from pivot	150 inches 381 cm
Loading height	102 inches 259 cm
Swing Arc	180°

Photos

International Harvester TD-340

Recommended Implements & Sizing Guide

Engineering recommendations for International Harvester TD-340 based on its 39.8 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.
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 International Harvester TD-340.

Estimated Continuous Field Runtime: 7.2 hrs

Approximately 7.2 hours of continuous field operation at ~75% rated power on a full tank (15 gal / 56.8 L).

Estimated 75% Load Fuel Burn~2.1 gal/hr (7.8 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