Simplifying LS Swaps with Holley Retrofit Oil Pans

With more LS engines being swapped into early-model muscle cars that participate in bracket racing, autocross and other competitive events, the limitations of the stock oil pan become more evident. While it’s definitely easier to slip an LS V8 into almost anything these days, the LS oil pan doesn’t always clear the vehicle’s cross-member or

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Product Profile: Easy EFI Swappin’ with Holley’s NASCAR-Inspired Terminator EFI System

[portfolio_slideshow id=20063] The Holley Terminator EFI has been dubbed by professional engine builders and enthusiast publications as the easiest and most powerful bolt-on EFI upgrade available. The technology behind the Terminator’s reliable, self-tuning system comes from its development with NASCAR® engine builders. Prior to NASCAR’s adoption of Holley’s EFI in 2012, the company’s engineers worked

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How To Adjust The Electric Choke On A Holley 4-Barrel Carburetor

An improperly adjusted electric choke on a Holley four-barrel carburetor can keep your engine from idling properly during cold starts. Starting a cold engine requires a richer air/fuel mixture as cold fuel vaporizes slowly. Therefore, the choke provides a richer mixture by slightly closing off the carburetor’s air supply. When the choke isn’t properly adjusted,

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How to Tune Power Valves on Holley Carburetors

Holley carburetors have a power enrichment system that provides fuel to the main power circuit during heavy loads or under full throttle situations. The vacuum-operated power enrichment system is controlled by a “power valve” that times the operation to your engine’s specific needs. The power valve opens at low vacuum, such as at wide-open throttle,

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Affliction Chevelle Aims to Create a New Muscle Car Trend

[portfolio_slideshow id=14665] Part muscle car, part rat rod, and with a hint of vintage drag and NASCAR features, Matt Hunt’s Affliction Chevelle is setting new trends in the muscle car arena. When this customized 1966 Chevelle made its appearance at the SEMA Show in Las Vegas, NV, the premiere show for the automotive aftermarket and

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