Diesel Quad-Range 4WD May 12 - 27, 1982 Link: Nebraska Tractor Test 1436 file PTO performance Drawbar performance
Power at rated engine speed
186.98hp / 139.4kW
Fuel use
12.0gal/hour / 45.4l/hour
Max power
173.52hp / 129.4kW
Max pull
26,567lbs / 12050kg
JOHN DEERE 8450 POWER
Engine
225hp / 167.8kW
PTO (claimed)
185hp / 138.0kW
Drawbar (tested)
173.52hp / 129.4kW
PTO (tested)
186.98hp / 139.4kW
ENGINE DETAIL
Description
John Deere intercooled turbocharged diesel 6-cylinder liquid-cooled
Displacement
466ci / 7.6L
Bore/Stroke
4.5625x4.75inches / 116x 121mm
Power
225hp / 167.8kW
Compression
15.5:1
Rated RPM
2100
Firing order
1-5-3-6-2-4
Starter volts
12
Oil capacity
20qts / 18.9L
Coolant capacity
42qts / 39.7L
JOHN DEERE 8450 ENGINE
Description
John Deere 7.6L 6-cyl diesel
TRANSMISSION
Transmission
Quad-Range
Type
partial power shift
Gears
16 forward and 6 reverse
Clutch
Perma-Clutch hydraulic wet discs
Oil capacity
150qts / 142.0L
Description
Tractor must be stopped to select one of four ranges. Clutchless power shift between speeds 1-2 and 3-4 in range. A synchronized shift (using clutch) can be made between 2 and 3 in range
The 8450 tractor is part of the John Deere's 8050 Series. The 8450 is a Four-wheel Drive 4WD Tractors and that is often used for Agriculture Tractors purposes. A engine runs the 8450 tractor. This setup improves usability in the real world.