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Message: <blockquote data-quote="Fishfiles" data-source="post: 57526" data-attributes="member: 782"><p>I am not saying compression is your problem , but I will say that 285 is not good compression , my spec book is out in the truck so I don't know what the compression should be on your engine but would guess it should be above 400 , probally some where between  425-450 , also compression between cylinders should be no more than 10 percent between cylinders --------I really think the engine should run with 285 on one as I have seen them run with none on one --------- the low compresion could be from a bent rod , when you tested compression did you do a wet test on that cylinder</p></blockquote><p></p>