Kohler continues to provide great alternative fuel solutions for your business with this line of carbureted propane and natural gas engines. Say goodbye to winterization of your fuel system and bad fuel issues - with these engines your uptime will be on the rise. Plus with the low prices of natural gas and propane, these engines are sure to save you money. And good for the earth too! Low propane emissions will allow you to operate on ozone action days and help win green contracts with your customers.