2003 BMW M5 Carburetion

We look at the basics of performance carburetion and what you need to properly supply your street or race car with enough fuel in this buyer's guide

There's a right and wrong way to run a two-barrel carburetor on your vintage engine. Check out this guide about how to select the correct carburetor for your Flathead or vintage engine.

Learn how to calculate your CFM with a formula to determine what the best carburetor size is for you. We also cover vacuum and mechanical secondaries.

Learn how to install a bypass and deadhead style fuel pressure regulator. We cover how these regulators work with a carburetor and advantages of each style.

Some basic info on the various exhaust options carried by Speedway Motors.