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Crankcase Pressure

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  #1  
Old 09-12-2012, 09:10 PM
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Default Crankcase Pressure

Oil is comming out of breather vents, rocker boxs, lifter stools. Any ideas???? Motor is a 113 Ultima
 

Last edited by deadheadsmc; 09-12-2012 at 09:12 PM. Reason: added text
  #2  
Old 09-13-2012, 03:54 PM
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Default head vents

need to take the vents from the heads that go to the carb,and run them down to a catch can mounted low on the frame somewhere ,,,,motor is pulling the oil from the heads thur the carb under heavy throttle ....i run a s&s g carb on a 05' 107" highly mod motor ...had same problem...search ebay in motorcycle parts for "catch can" ....worked for me !!!
 
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Old 09-13-2012, 04:01 PM
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unless the rings are shot and compression is blowing by the rings pushing oil out ,,,leak down test will let you know ....
 
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