APPLICATION: COMPLETE DUAL FUEL PROPANE CONVERSION KIT FOR THE FORD 300 ENGINEWORKS WITH TRUCKS, CARS, GENERATORS, TUGS, FORKLIFTS, CRANES AND OTHER APPLICATIONSSWITCH BETWEEN GASOLINE AND PROPANE WITH A TOGGLE SWITCHKIT WILL CLAMP ON TO THE 2-1/4" AIR HORN OF THE CARBURETOR4" LONG 2-1/4" ID RUBBER TUBE REQUIRED TO CLAMP THE MIXER TO THE CARB KIT WILL SUPPORT 100HP AIR HORNS: 2-1/4" DIAMETER Benefits of alternative fuelGenerally cheaper than gasoline and dieselClean fuel, low impact on the environment and your engine (low carbon, air/engine stay clean)Alternative fuels have an unlimited shelf life and will not gum up or degrade componentsFuel components are built for long life and are easy to maintain or rebuild FREE SHIPPING TO THE LOWER 48 STATESWe have thousands of parts in stock, if you do not see the part you need!Feel free to ask us about conversion kits for almost anything including trucks, cars, generators, tractors, boats, motorcycles, RVs etc. We can build a kit to convert almost any engine! WARNING: This product can expose you to chemicals including lead and lead compounds, which are known to the state of California to cause cancer. www.P65Warnings.ca.gov. WARNING: These products contain a chemical known to the state of California to cause cancer and birth defects or reproductive harm. www.P65Warnings.ca.gov.