We have been engrossed in electronic fuel injection for more than 30 years, which makes it challenging to remember the humble two- and four-throat carburetor. Fox-body Mustangs were fitted with ...

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.

Direct-port electronic fuel-injection may be the ultimate fuel metering system, but unfortunately it is also by far the most expensive. Presently available systems are based on factory electronic fuel ...