ISX sudden boost psi change
09-21-2022, (Subject: ISX sudden boost psi change ) 
Post: #2
RE: ISX sudden boost psi change
1250rpm at 60mph is probably 3.25 gear ratio which is horrible gearing that will lug the liners right out of the engine! You should immediately regear to 3.90 or 4.11 if you expect to get a million miles out of the engine.


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RE: ISX sudden boost psi change - Volvo8873 - 09-21-2022



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