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 ...

When it comes to carburetor tuning, there is literally "no substitute for experience." The most successful tuners possess a near-instinctual "feel" for fuel system problems, based on their years of ...

Car culture has long been split between those who trust a screwdriver and those who trust a laptop. On one side sit classic carb tuning loyalists, who swear that a well‑jetted four‑barrel and a steady ...

Forget throttle tip-in, driveability, and vacuum at idle. Set the thing on Kill Mode via thimble-sized fuel jets, disregard the power valve, and let the carburetor dump as much fuel as possible down ...

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 ...