Cummins Reman Turbo

[Rawze]

(11-16-2019 )DVT873 Wrote:  General crankcase pressure question. I read thru this and the linked thread. From reading is it correct that a leaking turbo seal can put pressure in the crankcase? Making the blowby increase? Have a medium duty engine that appears to be doing that. Thanks

not typically, but crank case pressure can cause face seal to leak.

put oil drain line from turbo into bucket to find out.