BRAND:IMPCO ORIGINAL SV 12V ELECTRIC SOLENOIDAPPLICATION:THE START ASSIST VALVE PERFORMS THE SAME FUNCTION AS A COLD START VALVE IN A GASOLINE ENGINE, PROVIDING ENRICHMENT FOR EASIER COLD STARTINGVALVE IS EASILY INSTALLED ON IMPCO REGULATORSINSTRUCTIONS INCLUDEDMOST 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!