Read all about the carburetor fuel jets and power valve swap we install while keeping a low budget in mind. Only at www.chevyhiperformance.com, the official site for Chevy High Performance Magazine!

With that carb, jetting changes merely shifted the curve around but did not increase power. Our final jet combination with the downleg carb made slightly less peak power at 506 at 6,600 and 436 lb ...

Far better than the Q-jet, the metering rod and power valve spring are easily accessible on the top of the Edelbrock carburetor by simply loosening a couple of Torx-head screws.

For a carburetor that uses a power valve, the main jet size determines what air/fuel mixture is delivered to the engine at light load/cruise speeds (1,500 rpm and up).

Weber, Holley, SU, Carter and Q-Jet. Any gearhead heard at least once about one of those terms and for those who didn't, the previously mentioned are the best-known brands of carburetors in the ...

The “jets” in the main body of the carburetor are fixed in size. Secondary metering changes are accomplished… The post Tech ...