Quote:
Originally Posted by SouthArk370Z
While the best made cat can create dust as it ages (vibration, heat-cycling, etc) and there can be flow pulses in parts of the exhaust system, even if it was a lot of dust, the flow through the system would push the dust away from the engine. The pulses are much too small (and usually localized near the valve/manifold) to pull anything from the cat to the heads. But I'm no engineer, so prove me wrong.  |
I agree. To pull dust from a cat back into the exhaust valve, an engine would be a total pile of **** power and efficiency wise. That said, ive seen it mentioned on multiple forums about the VQ, so, i ask.