B busman6774 Forum Newbie May 10, 2019 #1 looking for a good cam for a 20 hp horizontal magnum opposed twin 18 hp is the same I was told
M mechanic mark Lawn Pro May 10, 2019 #2 https://www.google.com/search?q=parts+for+kohler+magnum+20+hp+engine&oq=parts+for+kohler+magnum+20+hp+engine&aqs=chrome..69i57.54833j0j4&sourceid=chrome&ie=UTF- look through these sites
https://www.google.com/search?q=parts+for+kohler+magnum+20+hp+engine&oq=parts+for+kohler+magnum+20+hp+engine&aqs=chrome..69i57.54833j0j4&sourceid=chrome&ie=UTF- look through these sites