Cracked turbo exhaust outlet tube
On my 1996 American Tradition with 8.3L the turbo exhaust outlet tube has cracked twice now rendering the exhaust brake ineffective. This is a Cummins supplied part on the Spartan IC-2242 chassis. Thi...
Forum Discussion
NinerBikes wrote:
How old or new are your engine mounts, and are they a wear item? Too much flex in the engine mounts can stress exhaust systems beyond their design capabilities.
As far as I know they are original. However, the 2 brackets supporting the pipe assembly are bolted directly the exhaust manifold as is the turbo so that entire assemble is held rigid to the engine and any torque movement from the engine, these components just move with it. There is flex pipe after the exhaust brake down to the muffler to absorb any movement from the engine.
