New Holland 6610S

The New Holland 6610S is a tractor produced by New Holland. It is equipped with a 304 ci 5.0 L engine. The listed engine power is Diesel (listed): 85 hp / 63.4 kW. Transmission: 8 forward and 2 reverse. Operating weight: 5695 to 6335 pounds.

Engine Power

Diesel (listed): 85 hp / 63.4 kW

Fuel & Capacities

21.5 gal 81.4 L

Transmission

8 forward and 2 reverse

Operating Weight

5695 to 6335 pounds

Overview

	1994 - 2003 10S SeriesUtility tractor 10S Series Utility tractor

Series map: 5610S6610S7610S75.0hp85.0hp95.0hp6610S↓ 1994-2003

Note: the New Holland model 6610S is the same as the Ford 6610S. The following data is from the 6610S listing.

Production
Manufacturer	New Holland
Utility tractor
Built in Queretaro, Mexico
Original price was $28,500 in 2000

New Holland 6610S Engine
Ford 5.0L 4-cyl diesel
Engine details ...

New Holland 6610S Transmission
8-speed unsynchronized gear
Transmission details ...

New Holland 6610S Power
Engine	85 hp 63.4 kW
PTO (claimed)	76 hp 56.7 kW

Mechanical
Two- or four-wheel drive
Power steering
Wet disc brakes
Two-post ROPS.

Capacity
Fuel	21.5 gal 81.4 L
	13.2 gal (aux. tank) 50.0 L
Steering	2.3 qts 2.2 L

Hydraulics
Type	gear pump
Pressure	2500 psi 172.4 bar
Valves	2
Pump flow	9.7 gpm 36.7 lpm
Steering flow	9.6 gpm 36.3 lpm
Steering cap.	2.3 qts 2.2 L

Tractor hitch
Rear Type	II
Control	position control with top-link draft sensing
Rear lift	4040 lbs 1832 kg

Power Take-off (PTO)
Rear PTO	independent
Rear PTO Type	540
Engine RPM	540@1900

Dimensions & Tires
2WD Wheelbase	87.5 inches 222 cm
4WD Wheelbase	88.8 inches 225 cm
Weight	5695 to 6335 pounds
Front tire	7.50-16
Rear tire	16.9-30
Full dimensions and tires ...

Electrical
Ground	negative
Charging system	alternator
Charging amps	55
Charging volts	12
Battery volts	12

References

10S Series 66 to 90 PTO hp Tractors published in 1995, by Ford
Operator's Manual 5610S, 6610S and 7610S Tractors (82981440) published in 1998
Product Manual 5610S, 6610S, 7610S and 7810S published in 1997, by New Holland
North American Buyer's Guide published in 1997, by New Holland

Engine

Series map: 5610S6610S7610S75.0hp85.0hp95.0hp6610S↓ 1994-2003

Note: the New Holland model 6610S is the same as the Ford 6610S. The following data is from the 6610S listing.

Engine Detail — 304 ci / 5.0 L Diesel

Manufacturer	Ford
Fuel Type	Diesel
Configuration	4-cylinder, liquid-cooled
Displacement	304 ci 5.0 L
Bore/Stroke	4.4x5.0 inches 112 x 127 mm
Power	85 hp 63.4 kW
Compression	17.5:1
Rated RPM	2200
Firing order	1-3-4-2
Starter volts	12
Oil capacity	12 qts 11.4 L
Coolant capacity	13.75 qts 13.0 L
Intake valve clearance	0.016 inches (cold) 0.406 mm
Exhaust valve clearance	0.019 inches (cold) 0.483 mm

Transmission

Series map: 5610S6610S7610S75.0hp85.0hp95.0hp6610S↓ 1994-2003

Note: the New Holland model 6610S is the same as the Ford 6610S. The following data is from the 6610S listing.

Transmission — 8 forward and 2 reverse unsynchronized gear

Type	unsynchronized gear
Gears	8 forward and 2 reverse
Four gears, plus reverse, in two ranges. Tractor must be stopped, and clutch used, before shifting gear or range.

Dimensions

Series map: 5610S6610S7610S75.0hp85.0hp95.0hp6610S↓ 1994-2003

Note: the New Holland model 6610S is the same as the Ford 6610S. The following data is from the 6610S listing.

New Holland 6610S Tires
Ag front	7.50-16 (2WD)
	14.9x24 (4WD)
Ag rear	16.9-30

Dimensions
2WD Wheelbase	87.5 inches 222 cm
4WD Wheelbase	88.8 inches 225 cm
2WD Length	145.2 inches 368 cm
4WD Length	153.1 inches 388 cm
Height (ROPS)	95.9 inches 243 cm
2WD Weight	5695 lbs 2583 kg
4WD Weight	6335 lbs 2873 kg
2WD Ground clearance	18.4 inches 46 cm
4WD Ground clearance	17.8 inches 45 cm

Photos

New Holland 6610S

Recommended Implements & Sizing Guide

Engineering recommendations for New Holland 6610S based on its 85 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	7 to 8 ft (84-96 in)2.1 - 2.4 m	Heavy Duty	Heavy-duty twin spindle cutter for overgrown acreage.
Rotary TillerSeedbed Prep	78 to 84 in200 - 215 cm	Heavy Duty	Heavy commercial tiller with multi-speed gearbox.
Disc HarrowSecondary Tillage	10 to 14 ft Tandem / Offset3.0 - 4.2 m 重型交错耙	Heavy Duty	Aggressive residue cutting in corn/cotton stubble.
Hay BalerHay & Forage	4x4 to 4x5 Round Baler1.2x1.5 m 紧凑圆捆机	Heavy Duty	Silage and dry hay; 540 RPM PTO with slip-clutch.

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 6610S.

Estimated Continuous Field Runtime: 4.9 hrs

Approximately 4.9 hours of continuous field operation at ~75% rated power on a full tank (21.5 gal / 81.4 L).

Estimated 75% Load Fuel Burn~4.4 gal/hr (16.7 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