John Deere STX38 Yellow Deck Engine


John Deere STX38 Yellow Deck tractor photo
1989 - 1997
Model year
Lawn tractor
Series map:
STX30
STX38
9.0hp
12.5hp
Engine Detail
Kohler CV12.5-1215
gasoline
1-cylinder
air-cooled vertical-shaft
Displacement398 cc
24.3 ci
Bore/Stroke3.425x2.638 inches
87 x 67 mm
Power12.5 hp
9.3 kW
Air cleanerpaper and foam
Compression8.9:1
Idle RPM1350-3350
Starter volts12
SparkplugChampion RC12YC
Sparkplug gap0.040 inches
1.016 mm
Engine Oil
STX38 Yellow Deck gasoline engine oil chart
Oil capacity2 qts
1.9 L
Oil change50 h
John Deere STX38 Engine
John Deere STX38 engine image
Page information
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Updated on July 7, 2021
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