View Single Post
  #9  
Old 09-11-2012, 10:36 AM
chrisp chrisp is offline
Ultimate Warrior
 
Join Date: Jul 2008
Location: upper dublin Pa.
Posts: 2,998
Default

Should have a min. of 20lbs. hot @ idle , increase 10lbs. for every 1000 rpm's . Change to a good filter & see if improvement .