CM 871 getting 3.6 MPG
06-18-2022, (Subject: CM 871 getting 3.6 MPG ) 
Post: #9
RE: CM 871 getting 3.6 MPG
Turns out #6 exhaust manifold gasket had small leak. The one behind the heat shield that makes it easy to spot (sarcasm). I changed the entire manifold and now get between 4 and 4.2 mpg with my 3.9 rears heavy foot (65-70mph) and average gross of 117,000 lbs.
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RE: CM 871 getting 3.6 MPG - Steel Dragon09 - 06-18-2022



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