Although you may have a hard time getting them to admit it, for many car builders, the carburetor is the most complicated and least understood part on a vehicle. Everyone understands the basics of its ...

There's heartache and joy that come with owning, and caring for, an older vehicle. It's helpful if you can sort out a number of problems on your own, it will save you cash and trips to your local ...

Holley products have been the undisputed leader in fuel systems for over 100 years. They have remained on the cutting edge of the industry as well; Holley carburetors have powered every NASCAR Sprint ...

Many of you have followed our "How It Works" series since its inception in the January, 1993 issue of HOT ROD and have told us exactly how much it is appreciated. In the 27 issues that followed we've ...

Holley came out with the first modular carburetor, the 4150, back in '57. Today, Holley still makes the 4150-heck it even makes hopped-up versions for everything from drag racing to rock crawling.

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Carburetors may represent old-school tech in the automotive world ...