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Holley EFI Big Wire Coil-Near-Plug Smart Coil Kit 556-128

Holley EFI Big Wire Coil-Near-Plug Smart Coil Kit 556-128
$1,139.99 ea
NEWARRIVING SOONEstimated Ship Date 01/07/2025 (If Ordered Today)14 Available from HOLLEY PERFORMANCE PRODUCTS as of 12/19/2024
Model: 4007754
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Do you need precision control over your ignition system? Would your combination benefit from Individual Cylinder Timing Control? Are you experiencing spark issues with your Stock Coils? Are you wanting to convert your Turbocharged Big Block Monstrosity to Coil-Near-Plug?! Problem solved, introducing the Holley EFI Big-Wire C-N-P Kit containing everything you need to upgrade your ignition system to handle 5.5+ HP per Cubic Inch
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!
The supplied connectors and pins are "Pull to Seat " This means that you need to insert the wire through the connector from the back, crimp the pin and pull it back into the connector for assembly. Always use proper crimping tools to ensure a proper connection.
Installation Notes:
The supplied connectors and pins are "Pull to Seat " This means that you need to insert the wire through the connector from the back, crimp the pin and pull it back into the connector for assembly. Always use proper crimping tools to ensure a proper connection.

About Holley Performance Products

Holley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors powered every Monster Energy NASCAR Cup team and nearly every NHRA Pro-Stock champion for four decades. Now, Holley EFI products power these cars and are dominating the performance world. Holley products for GM's popular LS engine are dominating the LS scene as well. Holley's products also include performance fuel pumps, intake manifolds and engine dress-up products for street performance, race and marine applications. As a single solution or partnered with products from other Holley companies we can give you the edge you need over the competition!

Downloads:

Download Name File Size
199r11220.pdf159.11KB

Videos:

Specifications:

Emission Code 4
Height 1.86"
Ignition Wire Terminal Type HEI Style Tower
Mounting Bolt Pattern 74mm
Overall Length 4.3"
Part Type Direct Ignition Coil Kit
Product Type Distrutorless Ignition - DIS - smart coil
Width 3.6"

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Holley EFI Big Wire Coil-Near-Plug Smart Coil Kit 556-128:
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