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    Thread: engine smoking

    1. #1
      Join Date
      Sep 2004
      Location
      Lancaster,CA
      Posts
      22

      engine smoking

      I started my engine for the first time to do the break in the other day and lots of smoke was coming out of the breathers on the valve covers. I thought maybe it was just a break in thing but now every time I run the engine it continues to smoke from the breathers. I checked the plugs and the engine was running a little on the rich side but nothing horrible so I don't think that is it and I'm not sure what else could cause this. Any help would be appreciated.



    2. #2
      Join Date
      Jul 2006
      Location
      Tallahassee
      Posts
      295
      you rings probably haven't seated yet and you are getting blow-by past the rings and into the crankcase - this then vents as you described.

      Once the rings seat, you should be fine.

    3. #3
      Join Date
      Sep 2004
      Location
      Lancaster,CA
      Posts
      22
      Thats what I'm hoping it is I'm getting nervous because I thought they pretty much seated on the first break in but maybe not. It's my first new engine so I'm not sure what normal is. thanks

    4. #4
      Join Date
      Mar 2006
      Location
      OC CA
      Posts
      470
      Quote Originally Posted by jeffs68
      Thats what I'm hoping it is I'm getting nervous because I thought they pretty much seated on the first break in but maybe not. It's my first new engine so I'm not sure what normal is. thanks
      One way to "help" the rings to seat a little faster is run them through a couple of heat cycles.
      Once the cam is properly broken in, and the car is road worthy. Find a long steep grade to climb. Keep the rpm's down and let it lug up the hill a bit, allowing engine temp to climb a bit higher than normal. Let the motor cool for a while, and maybe do it again if the blow-by hasn't stopped.
      Mark
      LS1- T56
      under construction
      "Political Correctness is a doctrine, fostered by a delusional, illogical minority and rabidly promoted by an unscrupulous mainstream media, which holds forth the proposition that it is entirely possible to pick up a turd by the clean end."

    5. #5
      Join Date
      Sep 2004
      Location
      Lancaster,CA
      Posts
      22
      Thanks, I'll give that a try.




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