What Is the Transition Slot in the Holley Carburetor For?

Answer The transition slot is also called the idle transfer slot, and its purpose is to help smoothly transfer fuel from an idle position to an off-idle position.

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How to Jet a Holley Carburetor?

Holley Dominator carburetors have been used in drag racing and performance vehicles for more than three decades. Car owners can adjust the amount of fuel that is fed into the combustion chambers of... Read More »

Information on a Holley Carburetor?

Holley carburetors have been used in most makes and models of cars. Aftermarket and original rebuilt Holleys are a favorite of hot rodders and race car engine builders. Holley carburetors were used... Read More »

How to Improve a Holley Carburetor?

The Holley carburetor is the preferred carburetor for racing enthusiasts -- a tuned Holley can significantly improve your car´s performance. The popularity of the Holley carburetor comes from the ... Read More »

How to Troubleshoot a Holley Carburetor in a Car?

Holley Fuel Systems offers a broad lineup of aftermarket carburetors for almost every type of passenger vehicle engine. Holley carburetors are some of the best-performing units in the industry. Des... Read More »