It has been said that the exhaust emissions from a "typical" classic carburetor-equipped street rod can be as much as 100 times that of a new '10 vehicle. That may be possible if the owner of this ...

Tuning your engine with the aid of an air/fuel meter can really help you dial in your carburetor. But what numbers should you aim for? When people talk about the air/fuel ratio of their engine, do you ...

Usually you'll only modify your engine's computer to achieve higher engine output, but with recent gas prices it's worth looking at your ECU to see what kind of gains in economy you can get. Since the ...