You think this is repairable?
So what do ya think? Cummins engine issue.....
Forum Discussion
naturist wrote:Chuck_thehammer wrote:
my Guess... something went WRONG with there Math...
140 pounds of boost....
and what 12 to one.. 15 to One compression ratio. my guess.
Crankshaft Main Cap Failure... ??????
Um, optimum compression ratio for diesels is 16.5 to 1, so I doubt it would be as low as 15 to 1.
YOU ARE CORRECT... for normal boost...
must lower compression as boost levels go about 40 psi...
