Specifications
Height: 1.86"
Ignition Wire Terminal Type: HEI Style Tower
Mounting Bolt Pattern: 74mm
Overall Length: 4.3"
Width: 3.6"
Part Number: 556-128
Features:
Big Wire Sub Harness - Pre wired with 12ga Power and Grounds, for optimal performance!
Peak Voltage – 44,000 Volts
Peak Output – 102 Mj
Maximum Battery Voltage 17.0 Volts
Upgrading a Non C-N-P Main Harness requires the Holley Universal Coil-On-Plug Harness, P/N 558-307 to complete the installation!
Contains two Terminated Sub-Harnesses, and Eight Holley Smart Coils, 3 ft. of wiring loom for a professional appearing installation!
Sub Harness features Fully Terminated Coil Connectors, a 7 Pin Metripak Connector used on several Holley EFI C-N-P Main Harnesses, and 3 loose wires for a quick installation!