HCR Innovations Main Engine Harness

New HCR Main Engine Harness for Holley!

Now available for Pre-Order! Check out our new Plug and Play Holley Efi harness kit, These are now available for sale as a Pre-Order! HCR Innovations will be stocking these harnesses and they will be available through our Dealer Network as well. If you do a bunch of Holley EFI installs and are interested in an […]