In a time not long past there was that guy down the street from you--that special car-crafting guru who could tune an engine by ear. He was revered by the local gear heads for his uncanny knack for ...

For more than 50 years, the classic Holley 4150-style four-barrel has remained a constant presence in the automotive world, as it evolved into almost countless versions for OEM and aftermarket ...

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 ...

A lambda probe (or oxygen sensor) can be found on the exhaust system of most cars running on unleaded fuel. Having reached its normal operating temperature (of about 600 degrees Celsius!) the lambda ...

David Page Of Fuel Air Spark Technology Offers Tips On How To Set Up And Tune Stand-Alone EFI Systems It wasn't really the best of times or the worst of times, but in the hot rodding world, the ...

Watch us rebuild a Rochester Quadrajet carburetor on a 1970 Chevy C30 using the original fuel system. This restoration demonstrates proper disassembly, cleaning, rebuilding, and tuning techniques. ⚙️ ...

Electronic fuel injection revolutionized the auto industry in the 1980s. It came to replace the carburetor in the task of sending fuel to the engine's cylinders but it does much more: it controls ...