Drag Pipes Exhaust: Carb Jetting and Troubleshooting by S&S Cycle

Poor performance with drag pipes? Bruce Tessmer of S&S Cycle, Inc., walks us through some relatable demonstrations, explaining the science behind “drag pipe sag“ and why you lose performance with drag pipes. Using Dynojet runs and multiple tests on ways get around drap pipe problems, troubleshooting drag pipes is made easy. But, as Bruce tells you; tuning your performance carb to fix an exhaust problem is like putting your arm in a sling to cure a headache.