I am somewhat perplexed about the advantages and disadvantages regarding the performance of engines with free-flow exhaust. Specifically in the '50s and '60s, free-flow exhaust emphasized "let it ...

After learning that Thrush Mufflers, Inc., was conducting dynamometer evaluations based around their product line of low-restriction exhaust system silencers, we decided to stand by and observe.

The velocity variations of the burnt exhaust gas in a practical fired two-stroke engine operating under wide-open-throttle conditions were measured by a fiber LDV (FLDV ).The characteristics of the ...

Building on 20 years of providing performance exhaust systems for general aviation aircraft, Power Flow Systems has acquired the assets of Leading Edge Exhaust Systems of Anchorage, Alaska. The ...