PAIR

[Hooli]

They'll still move even with the system blocked off, the pressure pulses in the exhaust gases will move them. Plus without the cold air coming through the PAIRs system they'll be hotter which often increases fatigue in the metal.

It's one of the reasons I removed the whole plate & put solid ones in.

[grog]

OK, Hooli, can agree with that. Great explanation.

[Hooli]

Glad it made sense grog, I don't always even when I think I know what I mean