Quote:
Originally Posted by CanAutM3
Tuned exhaust length manifolds are critical for efficient scavenging on NA engines. This is not the case on turbocharged engines, first because since the intake is pressurized, there’s no need for exhaust scavenging, second, the turbine of the turbo in the exhaust stream disrupts the pressure waves that would be used for scavenging. So short answer, there’s no performance benefit to equal length exhausts on a turbo engine.
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This makes sense. Appreciate response.