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Ignitions and Electrical› Ignition Components

Holley

KIT, UNIVERSAL CAM SYNC

$425.95 $398.25 Save $27.70

SKU: H00E 556-123

In Stock
In Stock
Ships by Jun 7
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Holley Universal Cam Sync System (part number 556-123) is a component within Holley's EFI systems, which are becoming a standard in electronic fuel injection. Holley's HP ECU is standard equipment on the 2013/2014 Chevrolet COPO Camaro, and their EFI throttle body powers every NASCAR Sprint Cup Series team. This specific product is a universal cam sync system.

Fitment

Fitment Guaranteed

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on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandHolley
Part NumberH00E 556-123
Weight0.82 lb

Videos

How To: Setup MSD Cam Sync Distributor Plug

How To: Setup MSD Cam Sync Distributor Plug
Holley and MSD Dual Sync Distributors

Holley and MSD Dual Sync Distributors
MSD Cam Sync Distributor Plugs for Ford Engines

MSD Cam Sync Distributor Plugs for Ford Engines
Custom cam and crank sensor setup in Holley Efi software

Custom cam and crank sensor setup in Holley Efi software

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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