Kind of like throwing up right? Sorry, need to go home!!
As pressure increases inside the exhuast system, it moves up towards
the engine and stops air from coming in (not all of it of course, but
some) ...
Matt Zajac wrote:
> Hi
> Can someone please tell me what backpressure is?
> All I know it refers to exhoust.
> Thanks in advance
>
> Matt Z.
>