Quote:
|
Originally Posted by 2.2 Straight six
since bikes are you area, maybe you can help answer this.
i read that bikers that fit open race pipes to their bikes often find that they desroy valves due to such low back pressure, so the exhaust isn't any shorter, but it is far more free-flowing. so what is it about the more free-flowing exhaust that destroys the valves?
|
I've yet to see such a situation, so I say BS