John Deere 140 Engine


John Deere 140 lawn tractor photo
1968 - 1974
100 Series
Garden tractor
Series map:
120
140
12.0hp
12.0hp
Engine options
12HP Kohler 476cc 1-cyl gasoline
14HP Kohler 512cc 1-cyl gasoline
Engine Detail
Kohler K301AS
gasoline
1-cylinder
air-cooled horizontal-shaft
The 12-horsepower K301 was used in the 1968 model year 140 tractors.
Displacement476 cc
29.07 ci
Bore/Stroke3.375x3.25 inches
86 x 83 mm
Power (gross)12 hp
8.9 kW
Air cleanerdry
Rated RPM3600
Idle RPM1200-3800
Starterelectric
Starter volts12
Sparkplug gap0.025 inches
0.635 mm
Point gap0.020 inches
0.508 mm
Intake valve clearance0.010 inches (cold)
0.254 mm
Exhaust valve clearance0.020 inches (cold)
0.508 mm
Engine Oil
140 gasoline engine oil chart
Oil capacity1.5 qts
1.4 L
Oil change25 h
Engine Detail
Kohler K321AS
gasoline
1-cylinder
air-cooled horizontal-shaft
The 14-horsepower K321 engine was first used in 1969 models, serial number 10,001.
Displacement512 cc
31.27 ci
Bore/Stroke3.50x3.25 inches
89 x 83 mm
Power14 hp
10.4 kW
Air cleanerdry
Rated RPM3600
Idle RPM1500-3800
Starterelectric
Starter volts12
Sparkplug gap0.025 inches
0.635 mm
Point gap0.020 inches
0.508 mm
Intake valve clearance0.010 inches (cold)
0.254 mm
Exhaust valve clearance0.020 inches (cold)
0.508 mm
John Deere 140 Engine
John Deere 140 engine image
Page information
Peter Easterlund - owner of TractorData.com
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Peter Easterlund - owner/author
Email: Peter@TractorData.com
Updated on October 30, 2023
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