Tractors > Ford > 7840

Ford 7840 Engine



Ford 7840 tractor photo
1991 - 1995
PowerStar 40 Series
Row-Crop tractor
Series map:
7740
7840
8240
100.3hp
100.0hp*
106.7hp*
*Estimated engine power for comparison only.
Engine Detail
Ford Genesis
diesel
6-cylinder 12-valve
liquid-cooled
Displacement401 ci
6.6 L
Bore/Stroke4.40x4.40 inches
112 x 112 mm
Compression17.5:1
Rated RPM2100
Idle RPM725-2275
Firing order1-5-3-6-2-4
Starter volts12
Coolant capacity21.1 qts
20.0 L
 22.7 qts (cab)
21.5 L
Intake valve clearance0.016 inches (cold)
0.406 mm
Exhaust valve clearance0.019 inches (cold)
0.483 mm
Engine Oil
7840 diesel engine oil chart
Oil capacity22.1 qts
20.9 L
Page information
Peter Easterlund - owner of TractorData.com
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Peter Easterlund - owner/author
Email: Peter@TractorData.com
Updated on June 2, 2023
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