Holley EFI Dash Wiring Harness 421996 GM HEI 4 Pin 1974-85

GM HEI 4 Pin 1974-85

GM Fullsize Van 1996-2018

Designed for high amperage

The new revolutionary BRINN Predator transmission design features the lowest rotating weight of any transmission on the market today

bolts and seals

Holley EFI Dash Wiring Harness 421996 GM HEI 4 Pin 1974-85Electronic Throttle Harness 2 Conductor Cable 20 ft. 3 Conductor Cable 40 ft. Superseal Pins 20 Superseal Plugs 20 Product Description: Dash Wiring Harness Pins Plugs Wires Included Kit Holley is quickly becoming The New Standard In EFI! Holleys HP ECU is standard equipment on the 2013 2014 Chevrolet COPO Camaro and Holleys EFI throttle body powers every NASCAR Sprint Cup Series team. Top racers are making the switch to Holley EFI every day. Racers