New Holland T8.390

The New Holland T8.390 is a tractor produced by New Holland. It is equipped with a 531 ci 8.7 L engine. The listed engine power is Diesel (gross): 340 hp / 253.5 kW. Transmission: 23 forward and 6 reverse. Operating weight: 24480 to 26495 pounds.

Engine Power

Diesel (gross): 340 hp / 253.5 kW

Fuel & Capacities

168 gal 635.9 L

Transmission

23 forward and 6 reverse

Operating Weight

24480 to 26495 pounds

Overview

	2011 - 2014 Model year 2011-20122013-2014 T8 SeriesRow-Crop tractor T8 Series Row-Crop tractor

Production
Manufacturer	New Holland (a part of CNH)
Row-Crop tractor
Built in Racine, Wisconsin, USA

Variants
Magnum 340	similar CaseIH model

New Holland T8.390 Engine
FPT 8.7L 6-cyl diesel
Fuel tank	168 gal 635.9 L
Exhaust fluid (DEF)	24 gal 90.8 L
Engine details ...

New Holland T8.390 Power
Engine (gross)	340 hp 253.5 kW
Engine (max)	374 hp 278.9 kW
PTO (claimed)	290 hp 216.3 kW
Drawbar (tested)	259.61 hp 193.6 kW
PTO (tested)	293.62 hp 219.0 kW
Performance test details ...

Mechanical
Four-wheel drive
Power steering
Hydraulic wet disc brakes
Cab standard.

Hydraulics
Type	closed center load sensing
Rear valves	4 to 6
Pump flow	35 gpm 132.5 lpm
Total flow	42.5 gpm 160.9 lpm
	72.3 gpm (MegaFlow) 273.7 lpm

Tractor hitch
Rear Type	IVN/III
Rear lift	18900 lbs 8573 kg
Front Hitch	optional

Power Take-off (PTO)
Rear PTO	independent
Rear PTO Type	1000 (1.75)
	540/1000 (1.375)OptOptional
Engine RPM	540@1804
	1000@1804
Front PTO	independent OptOptional
Front PTO Type	1000 (1.375)

Dimensions & Tires
Wheelbase	135.8 inches 344 cm
Weight	24480 to 26495 pounds
Full dimensions and tires ...

Electrical
Ground	negative
Charging system	alternator
Charging amps	200
Charging volts	12
Batteries	2
Battery volts	12

References

T8 Series Tractors published in 2011, by New Holland
T8 published in 2013, by New Holland

Engine

Engine Detail — 531 ci / 8.7 L Diesel

Manufacturer	FPT
Configuration	turbocharged aftercooled diesel, 6-cylinder 24-valve, liquid-cooled
Displacement	531 ci 8.7 L
Bore/Stroke	4.606x5.315 inches 117 x 135 mm
Emissions	Interim Tier 4
Emission control	selective catalytic reduction (SCR)
Rated Power (gross)	340 hp 253.5 kW
Maximum Power (gross)	374 hp 278.9 kW
	389 hp (EPM boost) 290.1 kW
Air cleaner	two dry elements
Compression	15.9:1
Rated RPM	2000
Starter type	electric

Transmission

Transmission options
19-speed full power shift
18-speed full power shift
23-speed creeper

Transmission — 19 forward and 4 reverse full power shift

Type	full power shift
Gears	19 forward and 4 reverse

Transmission — 18 forward and 4 reverse full power shift

Type	full power shift
Gears	18 forward and 4 reverse
Transmission
Type	creeper
Gears	23 forward and 6 reverse

Dimensions

New Holland T8.390 Tires

Dimensions
Wheelbase	135.8 inches 344 cm
Rear axle	4.5 by 120 inches 114 by 3048 mm
Rear tread	60 to 88 inches 152 to 223 cm

New Holland T8.390 Weight
Shipping	24,480 lbs 11104 kg
	25,280 lbs (TerraGlide) 11467 kg
Operating	26,495 lbs 12018 kg
Max capacity	37,125 lbs 16839 kg

Tests

OCED Tractor Test 2007
Diesel 18-speed 4WD October 18 - 27, 2011 Link: OCED Tractor Test 2007 file
PTO performance
Power at rated engine speed	293.62 hp 219.0 kW
Fuel use	15.4 gal/hour 58.3 l/hour
Power at rated PTO speed	332.40 hp 247.9 kW
Fuel use	16.7 gal/hour 63.2 l/hour
Drawbar performance
Max power	259.61 hp 193.6 kW
Fuel use	15.7 gal/hour 59.4 l/hour
Gear 8 used for power test.
Max pull	37,986 lbs 17230 kg
Gear 3 used for pull test.

Photos

New Holland T8.390

Recommended Implements & Sizing Guide

Engineering recommendations for New Holland T8.390 based on its 340 HP power envelope and ASAE agricultural standards.

Implement & Operation	Recommended Size	Workload Rating	Engineering Notes
Moldboard PlowPrimary Tillage	8+ Bottom On-Land Hitch8+ 铧重型机外牵引犁	Commercial / Field Scale	High horsepower articulated/4WD field plowing.
Rotary Cutter / MowerMowing & Clearing	15 to 20 ft Batwing4.6 - 6.1 m 宽幅折叠翼	Commercial / Field Scale	Large commercial field and roadside mowing operations.
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	24 to 36 ft Heavy Duty Field Disc7.3 - 11.0 m 超宽重型整地耙	Commercial / Field Scale	Broad-acre grain tillage for high-drawbar tractors.
Hay BalerHay & Forage	Large Square Baler (3x4 or 4x4)大方捆商用打捆机 (1.2x1.2 m)	Commercial / Field Scale	High-capacity commercial forage harvesting (1000 RPM PTO).

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 New Holland T8.390.

Estimated Continuous Field Runtime: 9.5 hrs

Approximately 9.5 hours of continuous field operation at ~75% rated power on a full tank (168 gal / 635.9 L).

Estimated 75% Load Fuel Burn~17.7 gal/hr (66.9 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