Wheel Horse 310-8 Engine


Wheel Horse 310-8 lawn tractor photo
1985 - 1993
300 Series
Garden tractor
Series map:
310-8
312-8
10.0hp
12.0hp
Engine Detail
Kohler K241S
gasoline
1-cylinder
air-cooled
Original engine. The K241 was used on the Wheel Horse 310-8 through the 1986 model year.
Displacement390 cc
23.85 ci
Bore/Stroke3.25x2.875 inches
83 x 73 mm
Power10 hp
7.5 kW
Rated RPM3600
Starter volts12
Engine Detail
Kohler M10S
gasoline
1-cylinder
air-cooled
The Kohler M10S replaced the K241 on the Wheel Horse 310-8 starting with the 1987 model year, tractor model code 21-10K804.
Displacement390 cc
23.85 ci
Bore/Stroke3.25x2.875 inches
83 x 73 mm
Power10 hp
7.5 kW
Compression6.2:1
Rated RPM3600
Starter volts12
SparkplugChampion RH10
Sparkplug gap0.025 inches
0.635 mm
Engine Oil
310-8 gasoline engine oil chart
Oil capacity2.5 qts
2.4 L
Page information
Peter Easterlund - owner of TractorData.com
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Updated on February 3, 2020
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