The regulator controls fuel pressure for your engine. When it goes bad, signs include misfires, black exhaust smoke, stalling, or no-start issues.

Along with improving reliability and performance by enhancing control of the air-fuel mixture, injectors also need less ...

The choke valve in an engine's carburetor, whether it's a Holley carburetor or another brand, helps a cold engine start by restricting some of the airflow into it. When the engine is cold, the choke ...

Doug Schriefer, Barry Grant's tech specialist for racing carburetors, would like you to know that-much as many stock car racers may think-carburetor tuning is not voodoo. It is true that many racers ...