Simplicity SunStar 18 Engine


Simplicity SunStar 18 lawn tractor photo
1987 - 1997
SunStar Series
Garden tractor
Series map:
SunStar 16
SunStar 18
SunStar 20
16.0hp
18.0hp
20.0hp
Engine options
18HP Kohler 691cc 2-cyl gasoline
18HP Vanguard 569cc 2-cyl gasoline
Engine Detail
Kohler M18
gasoline
2-cylinder
air-cooled opposed-twin
Full-pressure lubrication. The Kohler was used through the 1994 model year.
Displacement691 cc
42.18 ci
Bore/Stroke3.125x2.75 inches
79 x 70 mm
Power (gross)18 hp
13.4 kW
Air cleanerdual element
Compression6.0:1
Rated RPM3400
Starterelectric
Starter volts12
Oil capacity1.5 qts
1.4 L
SparkplugChampion RV15YC
Sparkplug gap0.025 inches
0.635 mm
Engine Detail
Vanguard 350447
gasoline
2-cylinder
air-cooled
The Briggs Vanguard was replaced the Kohler in 1995 and was used through the end of production.
Displacement569 cc
34.75 ci
Bore/Stroke2.83x2.75 inches
72 x 70 mm
Power (gross)18 hp
13.4 kW
Air cleanerdual element
Rated RPM3600
Starterelectric
Starter volts12
Oil capacity1.75 qts
1.7 L
Page information
Peter Easterlund - owner of TractorData.com
Copyright 2023 TractorData.com®
TractorData is a family-owned small business located in Minnesota that has been providing reference information on tractors since 1999.
Peter Easterlund - owner/author
Email: Peter@TractorData.com
Updated on September 25, 2023
©2000-2023 - TractorData.com®. Notice: Every attempt is made to ensure the data listed is accurate. However, differences between sources, incomplete listings, errors, and data entry mistakes do occur. Consult official literature from the manufacturer before attempting any service or repair.