Holley EFI IAC Motor Idle Air Control Valve — Universal Electronic Fuel Injection Systems

SKU: GVMR_543-105
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About Holley EFI Holley EFI engineers high-quality automotive parts and ...Read More

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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About Holley EFI

Holley EFI engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Holley EFI lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Precision Idle Control for Holley EFI Systems

Ensure your engine maintains a steady, reliable idle with the Holley EFI IAC Motor. Designed specifically for Digital Pro-Jection and modern EFI setups, this Idle Air Control valve is a critical component for managing airflow during cold starts and varying load conditions. Whether you are building a high-performance street car or a dedicated track machine, this motor provides the consistent performance required for smooth throttle response.

Key Features and Benefits

  • Direct replacement for Holley Digital Pro-Jection systems
  • Ensures stable idle RPM in all weather conditions
  • High-durability construction for long-term reliability
  • Essential for maintaining proper air-fuel ratios at idle
  • Easy installation for most EFI configurations

A failing IAC motor can lead to erratic idling, stalling, or poor fuel economy. By choosing a genuine Holley EFI component, you are investing in the longevity and drivability of your vehicle. This unit is engineered to meet strict factory specifications, ensuring seamless integration with your existing ECU and wiring harness. Don't let a faulty idle valve compromise your engine's tune; upgrade today to restore factory-level precision to your fuel injection system. For all your high-performance engine management needs, trust the experts at GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About Holley EFI

Holley EFI engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Holley EFI lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Precision Idle Control for Holley EFI Systems

Ensure your engine maintains a steady, reliable idle with the Holley EFI IAC Motor. Designed specifically for Digital Pro-Jection and modern EFI setups, this Idle Air Control valve is a critical component for managing airflow during cold starts and varying load conditions. Whether you are building a high-performance street car or a dedicated track machine, this motor provides the consistent performance required for smooth throttle response.

Key Features and Benefits

  • Direct replacement for Holley Digital Pro-Jection systems
  • Ensures stable idle RPM in all weather conditions
  • High-durability construction for long-term reliability
  • Essential for maintaining proper air-fuel ratios at idle
  • Easy installation for most EFI configurations

A failing IAC motor can lead to erratic idling, stalling, or poor fuel economy. By choosing a genuine Holley EFI component, you are investing in the longevity and drivability of your vehicle. This unit is engineered to meet strict factory specifications, ensuring seamless integration with your existing ECU and wiring harness. Don't let a faulty idle valve compromise your engine's tune; upgrade today to restore factory-level precision to your fuel injection system. For all your high-performance engine management needs, trust the experts at GGCRACING.

Product Details

Product Description

About Holley EFI

Holley EFI engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Holley EFI lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Precision Idle Control for Holley EFI Systems

Ensure your engine maintains a steady, reliable idle with the Holley EFI IAC Motor. Designed specifically for Digital Pro-Jection and modern EFI setups, this Idle Air Control valve is a critical component for managing airflow during cold starts and varying load conditions. Whether you are building a high-performance street car or a dedicated track machine, this motor provides the consistent performance required for smooth throttle response.

Key Features and Benefits

  • Direct replacement for Holley Digital Pro-Jection systems
  • Ensures stable idle RPM in all weather conditions
  • High-durability construction for long-term reliability
  • Essential for maintaining proper air-fuel ratios at idle
  • Easy installation for most EFI configurations

A failing IAC motor can lead to erratic idling, stalling, or poor fuel economy. By choosing a genuine Holley EFI component, you are investing in the longevity and drivability of your vehicle. This unit is engineered to meet strict factory specifications, ensuring seamless integration with your existing ECU and wiring harness. Don't let a faulty idle valve compromise your engine's tune; upgrade today to restore factory-level precision to your fuel injection system. For all your high-performance engine management needs, trust the experts at GGCRACING.

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