Electric Choke Conversion Kit Shiny Finish w/External Vacuum Source Holley has released two new aluminum electric choke kits to match your new aluminum Holley carburetors. The kits are built for both internal and external vacuum source choke applications.
Electric Choke Conversion Kit Shiny Finish w/External Vacuum Source (0-4412, 0-4776, 0-4777, 0-4778, 0-4779, 0-4780, 0-4781, 0-6299, 0-6708, 0-6709) These kits can be used to convert Holley carburetors which originally
came equipped with manually-operated choke or automatic/electric operated choke.