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crank case evacuation systems???? #1072891 09/10/11 11:32 PM 09/10/11 11:32 PM
Joined: May 2008 Posts: 452 new york usa P pattyboy 572 OP mopar
pattyboy 572 OP mopar P Joined: May 2008 Posts: 452 new york usa	Crank case evacuation systems....do they work ...built 572 world block indy head..will these 35.00 systems work or will i need a 3 vane vacuum system any thoughts would be appreciated thanks pat( pump gas streetable ocassional track) Last edited by pattyboy; 09/10/11 11:37 PM.

Re: crank case evacuation systems???? [Re: pattyboy 572] #1072892 09/12/11 08:45 AM 09/12/11 08:45 AM
Joined: Apr 2010 Posts: 83 farmingdale ny 11735 B blracing member
blracing member B Joined: Apr 2010 Posts: 83 farmingdale ny 11735	if installed properly, they work. but a 572 may still need a vacume pump. put a vacume gauge on it and see what you have without the pump. then you can decide what to do.

Re: crank case evacuation systems???? [Re: pattyboy 572] #1072893 09/12/11 09:53 AM 09/12/11 09:53 AM
Joined: Dec 2009 Posts: 20,627 in a cattle trailer down by th... G Guitar Jones Paddle faster! I hear banjo music!
Guitar Jones Paddle faster! I hear banjo music! G Joined: Dec 2009 Posts: 20,627 in a cattle trailer down by th...	I have the Moroso pan evac on my car but the aspirators it came with were too stiff, they didn't open. I used some off an old slant 6 Volare that open easier and it works fine now. I probably should put a pump on it but don't really have the money to spend on that right now. "Follow me the wise man said, but he walked behind" '92 D250 Club Cab CTD, 47RH conversion, pump tweaks, injectors, rear disc and hydroboost conversion. '74 W200 Crew Cab 360, NV4500, D44, D60 and NP205 divorced transfer case. Rear disc and hydroboost coming soon! 2019 1500 Long Horn Crew Cab 4WD, 5.7 Hemi.

Re: crank case evacuation systems???? [Re: pattyboy 572] #1072894 09/12/11 10:36 AM 09/12/11 10:36 AM
Joined: Jan 2003 Posts: 16,923 NC 440Jim I Live Here
440Jim I Live Here Joined: Jan 2003 Posts: 16,923 NC	Quote: ( pump gas streetable ocassional track) I don't think the header evac systems work too well with mufflers behind them. But it can depend on the muffler, tail pipes, location, etc.

Re: crank case evacuation systems???? [Re: 440Jim] #1072895 09/12/11 03:16 PM 09/12/11 03:16 PM
Joined: Dec 2007 Posts: 12,587 Great Neck,LI,new york hemi-itis I Live Here
hemi-itis I Live Here Joined: Dec 2007 Posts: 12,587 Great Neck,LI,new york	The pan evac will work,but if it's in the budget get a vacume pump. HEMI-ITIS has no cure. My condition is fully BLOWN!!

Re: crank case evacuation systems???? [Re: pattyboy 572] #1072896 09/12/11 05:04 PM 09/12/11 05:04 PM
Joined: Jun 2003 Posts: 52,972 Romeo MI MR_P_BODY Master
MR_P_BODY Master Joined: Jun 2003 Posts: 52,972 Romeo MI	Quote: Crank case evacuation systems....do they work ...built 572 world block indy head..will these 35.00 systems work or will i need a 3 vane vacuum system any thoughts would be appreciated thanks pat( pump gas streetable ocassional track) A evac system can pull a MAX of 5"hg and if your exhaust has more than 5" of back pressure all you will do is burn out the valves on the evac and pressurize the crank case... for every inch of back pressure your exhaust has you will reduce the amount of vac that can be pulled on the engine... there is a way to do it with a evac but you need to mount it after the muffler

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