BRAND/PART NO:IMPCO CT425M-2 MIXER (SILICONE), 5-1/8" AIR FILTER GASKET, MODEL EB REGULATOR, ET98-50362-001 12V FUELOCKALL IMPCO ORIGINALFEATURES:THE 425 IS DESIGNED TO BE A DIRECT BOLT ON TO THE HOLLEY 650 4BBL THROTTLE PLATE, OTHER ADAPTERS AVAILABLE.FOR PROPANE FOR UP TO 300HPTHIS KIT INCLUDES SOME OF THE BASICS FOR A PROPANE CONVERSION, PERFECT FOR SOMEONE WHO WANTS TO SOURCE THEIR OWN FITTINGS, HOSES ECT. (WE SUPPLY HOSES, FITTINGS, FILTERS, THROTTLE PLATES, ETC. JUST SEND US A MESSAGE!)MOST ORDERS SHIP IN 2-10 BUSINESS DAYS, FREE SHIPPING TO THE 48 STATESSHIPS SAME DAY AS ORDERED(IN MOST CASES)Be sure to add me to your favorites list!Check out my other items!Sign up for PayPal; the fast, easy, and secure way to pay online.We have thousands of parts in stock, send us a message if you do notseethe 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!