White 8610

Last Updated: July 2024

Overview

The White 8610 is a powerful agricultural tractor equipped with a 505 cubic inch (8268 cc) Cummins C8.3A turbocharged aftercooled diesel engine producing 149.15 HP (111.25 kW) at 2200 rpm and a maximum torque of 633 lb-ft (858 Nm) at 1300 rpm. It has a full powershift transmission with 18 forward and 6 reverse gears. Key specifications include a 17.3:1 compression ratio, 14.9R34 front tires, 18.4R46 rear tires, and an operating weight of 19,485 lbs. Independent testing revealed additional details such as a 12V starting system, turbo boost pressure range, rated idle speed range, fuel rate at rated rpm, and lubrication system details. The hydraulic system can exert up to 19,710 lbs of force and has a pump delivery rate of 30.3 GPM, providing 52.2 HP of hydraulic power. At the 1000 rpm PTO speed, the engine produces 149.15 HP with a fuel efficiency of 0.419 lb/hp.hr (16.79 Hp.hr/gal). Maximum drawbar power is 142.28 HP with 23,672 lbs of pull in 5th gear. The tractor has a Category III three-point hitch.

Key Specifications

Transmission: Full power shift

Operating Weight: 19485

Fuel Type: Diesel

Technical Specifications

Engine

Manufacturer: Cummins
Model: C8.3A
Cooling Type: Liquid-cooled
Cylinder Orientation: -
Valve Configuration: -
Fuel Type: Diesel
Induction Type: Turbocharged aftercooled
Cylinders: 6
Displacement (ci): 505
Bore (in): 4.488
Stroke (in): 5.315
Rated RPM: 2200
Power Output (hp): -

Transmission

Type: Full power shift
Forward Gears: 18
Reverse Gears: 6
Total Gears: -

Dimensions

Length (in): 203
Width (in): 98.2
Height (in): 121
Operating Weight (lb): 19485

Power Take-Off (PTO)

PTO Type: 1000
PTO Speed 1 (rpm): -
PTO Speed 2 (rpm): -
PTO Speed 3 (rpm): -

Miscellaneous

Chassis: -
Drive Type: -
Steering Type: Hydrostatic power
Coolant Capacity (qts): -
Front Tire Diameter (in): 34
Front Tire Width (in): -
Rear Tire Diameter (in): 46
Rear Tire Width (in): -
Front/Rear Rim Diameter (in): -
Tire Type: -
Manufacture - End Year: -
Hitch Type: Three-Point Hitch (Rear Type: III/IIIN)
Hitch Category: -
Hitch Position: -
Hitch Capacity (lb): -
Operator Station Type: Cab
Starter Type: Electric
Brake Type: -
Hydraulic System Type: Closed center pressure-flow compensated (PFC)

Test Results

Nebraska Tractor Test Laboratory - Test Date: September 12 to 26, 2000

Maximum Power and Fuel Consumption

Maximum Power: 149.15 HP (111.25 kW) at 2200 rpm
Fuel Consumption at Maximum Power: 10.80 Gal/hr (40.88 l/h) with a fuel efficiency of 0.466 lb/hp.hr (0.283 kg/kW.h)
Standard PTO Speed (1000 rpm): 149.15 HP (111.25 kW) at 2100 rpm with a fuel efficiency of 0.419 lb/hp.hr (0.255 kg/kW.h)

Drawbar Performance

Maximum Power in Selected Gear (5th Gear): 142.28 HP (106.10 kW) with a drawbar pull of 23672 lbs (105.30 kN) at 4.45 mph (7.17 km/h)
Fuel Consumption at Maximum Power (5th Gear): 10.56 Gal/hr (40.00 l/h) with a fuel efficiency of 0.499 lb/hp.hr (0.304 kg/kW.h)
Drawbar Pull at Maximum Power: 13491 lbs (60.01 kN) in 4th Gear with 4.34% slip

Torque and Engine Performance

Maximum Torque: 633 lb.-ft. (858 Nm) at 1300 rpm
Torque Rise: 43.77% from 1300 to 1800 rpm

Hydraulic Performance

Maximum Force Exerted: 19710 lbs (87.7 kN) at hitch points
Pump Delivery Rate: 30.3 GPM (114.7 l/min) at minimum pressure and rated engine speed
Hydraulic Power: 52.2 HP (38.9 kW) at delivery pressure of 2490 psi (172 bar)

Overall Efficiency

Fuel Efficiency at Standard PTO Speed (1000 rpm): 16.79 Hp.hr/gal (3.31 kW.h/l)
Fuel Consumption at Rated Speed: 11.49 Gal/hr (43.48 l/h) at 2200 rpm

NTTL. (2000). Nebraska OECD Tractor Test 1782 for White 8610 Diesel. Lincoln, NE: Nebraska Tractor Test Laboratory. Retrieved from https://digitalcommons.unl.edu/tractormuseumlit/3471