Holley Sniper Efi Fan Wiring Diagram. Holley efi can input amp output module kit. Note that the your sniper efi system must be running handheld firmware 1.1.7 or higher, ecu firmware 1.1.1 or higher to operate with the hyperspark ignition.
I am working on my 1990 third gen chevy camaro with a small block. 3 ground trigger outputs, also the points output, tachometer output, and digital gauge output wires. 5 introduction & system requirements holley performance products has written this manual for the installation of the sniper efi tbi fuel injection system.