Holley EFI Main Harness 99-04 Ford Modular Motor w/Smart Coil 31012R Nova 1972-1969

Nova 1972-1969

1978-1979 Buick Skylark CID 400 RWD

GM Midsize Truck 2015-18

Top Sportsman

Holley EFI Main Harness 99-04 Ford Modular Motor w/Smart Coil 31012R Nova 1972-1969Main Harness for 1999 2004 2 and 4 Valve Ford Modular (4. 6 and 5. 4L) Engines for use with Holley Smart Coils Holley is quickly becoming The New Standard In EFI! Holley's HP ECU is standard equipment on the 2013 2014 Chevrolet COPO Camaro and Holley's EFI throttle body powers every NASCAR Cup Series team. Top racers are making the switch to Holley EFI every day. Racers like Tom Bailey who set three new records and took the overall event win on the