One way valve at collector for evacuation system

[MR DERBY CITY]

Originally Posted by Jeff Stout

I thought someone would pick up on that. Its for the 565 I just built with 8-71 blower for 69 Chevelle no prep big tire car. I only had 1 evac hose connected and drove around neighborhood and oil blew out of dipstick. Thinking I needed both evac hose to fix crankcase pressure, but it turned out to be o-ring on dipstick tube improperly installed.

If the Olds motor for U/SA is to slow then Ill put the 565 in wagon and crush the Mustang II in U/SA. Hope nobody sees blower sticking out of hood. (just kidding)

Hell yeah, I like your thinking....