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Smoking Problem (HELP) #1036000
07/19/11 03:54 PM
07/19/11 03:54 PM
Joined: Jul 2010
Posts: 197
New York
D
Dustin71 Offline OP
member
Dustin71  Offline OP
member
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Joined: Jul 2010
Posts: 197
New York
Hey Guys....
Need help with a Smoking Problem...
My Duster W/440 is smoking out the mufflers when I'm in a traffic light or at a stop sign... Also when it's running at Idle... I have the Crankcase Evacuation System that Jegs sell's.... I've had this Kit on the car for a few Yrs now... Worked fine.... Never seen smoke from the exhuast before... But now there is smoke coming out the Exhuast ... Looks like light blue smoke (Oil) ..... I'm working on finding out what's going on with this smoke.... I know there's many reason on oil burning(Rings) (valve seals) (valve guides)ect...
Need help on ruleing out the Evac System possibly pulling oil thru?
Thanks for the help....

Re: Smoking Problem (HELP) [Re: Dustin71] #1036001
07/19/11 04:06 PM
07/19/11 04:06 PM
Joined: Jan 2007
Posts: 780
Woodinville, WA
Viol8r Offline
super stock
Viol8r  Offline
super stock

Joined: Jan 2007
Posts: 780
Woodinville, WA
The checks on the evac system probably went bad and its pressuring the crankcase now.

Re: Smoking Problem (HELP) [Re: Dustin71] #1036002
07/19/11 04:12 PM
07/19/11 04:12 PM
Joined: Jun 2003
Posts: 52,972
Romeo MI
MR_P_BODY Offline
Master
MR_P_BODY  Offline
Master

Joined: Jun 2003
Posts: 52,972
Romeo MI
Quote:

Hey Guys....
Need help with a Smoking Problem...
My Duster W/440 is smoking out the mufflers when I'm in a traffic light or at a stop sign... Also when it's running at Idle... I have the Crankcase Evacuation System that Jegs sell's.... I've had this Kit on the car for a few Yrs now... Worked fine.... Never seen smoke from the exhuast before... But now there is smoke coming out the Exhuast ... Looks like light blue smoke (Oil) ..... I'm working on finding out what's going on with this smoke.... I know there's many reason on oil burning(Rings) (valve seals) (valve guides)ect...
Need help on ruleing out the Evac System possibly pulling oil thru?
Thanks for the help....




Take the hose off of the valve cover and put your
hand over it... give it a few revs... is the hose
stuck to your hand OR is it blowing back into the
engine... take the hose off and go for a drive

Re: Smoking Problem (HELP) [Re: MR_P_BODY] #1036003
07/19/11 04:59 PM
07/19/11 04:59 PM
Joined: Jul 2005
Posts: 1,472
Overland Park, KS.
J
Joshs68 Offline
pro stock
Joshs68  Offline
pro stock
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Joined: Jul 2005
Posts: 1,472
Overland Park, KS.
I had an intake gasket that was letting oil get sucked into the intake ports, made smoke like that.

Re: Smoking Problem (HELP) [Re: Joshs68] #1036004
07/19/11 05:08 PM
07/19/11 05:08 PM
Joined: Aug 2003
Posts: 43,228
Bend,OR USA
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Cab_Burge Offline
I Win
Cab_Burge  Offline
I Win
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Joined: Aug 2003
Posts: 43,228
Bend,OR USA
Quote:

I had an intake gasket that was letting oil get sucked into the intake ports, made smoke like that.




Mr.Cab Racing and winning with Mopars since 1964. (Old F--t, Huh)
Re: Smoking Problem (HELP) [Re: Joshs68] #1036005
07/19/11 05:10 PM
07/19/11 05:10 PM
Joined: Oct 2007
Posts: 288
Birmingham, England
M
Mick70RR Offline
enthusiast
Mick70RR  Offline
enthusiast
M

Joined: Oct 2007
Posts: 288
Birmingham, England
Quote:

I had an intake gasket that was letting oil get sucked into the intake ports, made smoke like that.




This has happened to me a number of times.


1970 Road Runner 505 cid MCH CNC ported Stealth heads MP 528 camshaft 4 speed GV overdrive 11.98 @ 117 on street treads
Re: Smoking Problem (HELP) [Re: Cab_Burge] #1036006
07/19/11 05:16 PM
07/19/11 05:16 PM
Joined: Jun 2003
Posts: 52,972
Romeo MI
MR_P_BODY Offline
Master
MR_P_BODY  Offline
Master

Joined: Jun 2003
Posts: 52,972
Romeo MI
Quote:

Quote:

I had an intake gasket that was letting oil get sucked into the intake ports, made smoke like that.







Come on guys... start with the easy stuff... if it
isnt the evac then move on to the next easiest thing

Re: Smoking Problem (HELP) [Re: MR_P_BODY] #1036007
07/19/11 05:51 PM
07/19/11 05:51 PM
Joined: Jul 2010
Posts: 197
New York
D
Dustin71 Offline OP
member
Dustin71  Offline OP
member
D

Joined: Jul 2010
Posts: 197
New York
Quote:

Quote:

Quote:

I had an intake gasket that was letting oil get sucked into the intake ports, made smoke like that.







Come on guys... start with the easy stuff... if it
isnt the evac then move on to the next easiest thing



Ok.... I Did the test that you said MR P_Body. And yes, there is one side of the Check Valve pushing Exhuast tru it... The other side is Sucking...the one pushing burned a hole in the hose....I'm almost out of work so I will drive it home and see if the Smoking stops.... And I'm hoping that it's as simple as a check valve... Even tho I was thinking about what Joshs68 said about the intake gasket sucking oil too... I did my own custom gasket since I home ported the heads and Intake. Will let you guys know later on tonight on the Driving Home and see if the smokes stops... Again I Thank you all for the help...

Re: Smoking Problem (HELP) [Re: Viol8r] #1036008
07/19/11 05:54 PM
07/19/11 05:54 PM
Joined: Jul 2010
Posts: 197
New York
D
Dustin71 Offline OP
member
Dustin71  Offline OP
member
D

Joined: Jul 2010
Posts: 197
New York
Quote:

The checks on the evac system probably went bad and its pressuring the crankcase now.



Re: Smoking Problem (HELP) [Re: Dustin71] #1036009
07/19/11 05:58 PM
07/19/11 05:58 PM
Joined: Jun 2003
Posts: 52,972
Romeo MI
MR_P_BODY Offline
Master
MR_P_BODY  Offline
Master

Joined: Jun 2003
Posts: 52,972
Romeo MI
Quote:

Quote:

Quote:

Quote:

I had an intake gasket that was letting oil get sucked into the intake ports, made smoke like that.







Come on guys... start with the easy stuff... if it
isnt the evac then move on to the next easiest thing



Ok.... I Did the test that you said MR P_Body. And yes, there is one side of the Check Valve pushing Exhuast tru it... The other side is Sucking...the one pushing burned a hole in the hose....I'm almost out of work so I will drive it home and see if the Smoking stops.... And I'm hoping that it's as simple as a check valve... Even tho I was thinking about what Joshs68 said about the intake gasket sucking oil too... I did my own custom gasket since I home ported the heads and Intake. Will let you guys know later on tonight on the Driving Home and see if the smokes stops... Again I Thank you all for the help...




Understand its going to take some time to burn that
oil out of the exhaust... see if it gets less....
hopefully thats the issue

Re: Smoking Problem (HELP) [Re: MR_P_BODY] #1036010
07/19/11 10:38 PM
07/19/11 10:38 PM
Joined: Jul 2010
Posts: 197
New York
D
Dustin71 Offline OP
member
Dustin71  Offline OP
member
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Joined: Jul 2010
Posts: 197
New York
Well Got home after 4miles of Driving and the smoke seems to be a little less ..... Off tomarrow so will do some more Driving to burn some of that oil in the muffler out.... Also, the idle was a little higher than before and Throttle response was smoother but quick....This is looking good Will buy the new Check Valve Tomarrow when that oil burns out some more......Thanks...........







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