Archives: carburetor

What’s the best way for a racer using a carburetor to optimize engine performance?

Testing for maximum 60 foot performance should be done first.  Jetting, accelerator pump, transition circuits, float level, and/or fuel pressure adjustments should be done for this first phase of drag racing performance.  After carburetor adjustments are done to optimize the 60 foot time, then further adjustments can be done for mid-range and high-end performance. Specific […]

ET BRACKET DRAG RACING WITH FUEL INJECTION

Question: Is it difficult to bracket race with mechanical fuel injection compared to carburetors? Answer: (I) I met an interesting competitor in IHRA when I was writing the TECH STOP who ran an injected normally aspirated small block. It was set up by Kinsler. He said he never has to change a jet or make […]