What is it about exhaust scavenging, headers, and systems that leave us in a perpetual fog? Shorty ... medium ... long-tube? Pipe size? What collector type? Which is ...

While a bigger exhaust system might flow more exhaust ... we set up a test comparing a typical shorty replacement header with a traditional long-tube header. Though we ran this test on a 351W ...

See All 21 Photos See All 21 Photos 01.The system on our LX consisted of BBK 15/8-inch shorty headers with a BBK X-style mid-pipe and Magnaflow exhaust.

While a bigger exhaust system might flow more exhaust ... we set up a test comparing a typical shorty replacement header with a traditional long-tube header. Though we ran this test on a 351W ...