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Holley EFI  |  SKU: 556-171

7-Inch 12-1X Crank Trigger Kit, SBC, Hall Effect 556-171

Regular price $598.95 USD
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Fitment

Warranty Information

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Description

For Small Block Chevrolet


Features:

  • Most accurate way to trigger your electronic fuel injection (EFI), can be installed as 12-1 or 12x1
  • Powerful magnets embedded in a 3/8-inch thick billet 6061-T6 aluminum trigger wheel1
  • 3-wire Hall-Effect Sensor that is not easily susceptible to EMI/RFI Interference1
  • Engine specific kits include a direct bolt-on billet aluminum pick up bracket1
  • Rigid mounting that will not flex and cause timing fluctuation1
  • Easy to install much like traditional MSD Crank Trigger Kits 1
  • Included installation instructions cover mechanical setup and provide step-by-step Holley EFI Software Setup1

Specs:

Brand Holley EFI
Category Filter Fuel Injection - EFI
Clearance Category Fuel Injection - EFI
Color Silver
Diameter 7-inch
Emission Code 4
Make Small Block Chevrolet
Product Type Crank Trigger Kit
Sensor Type Hall Effect
Warning California Proposition 65

Application:

Year Make Model Submodel

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