Posted 5/23/2020 16:06 (#8275579 - in reply to #8275158) Subject: RE: Cummins N-14 exhaust manifold
I had broken studs on a 3406 Cat a few years back. Had a local shop install all new studs and surfaced the exhaust manifold. It didn’t last 15 miles before it blew out an exhaust gasket. Ended up with a new, aftermarket manifold and still going strong.