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
teddychamp wrote:
The original pipe from Cummins with the rib is designed to prevent the cracking of the pipe. HOW Ever the Key to the problem is, that you must let the Engine run 3-4 minutes before shutting down. This allows the Engine and components to cool down to the proper Temperatures without overstressing different thicknesses of material.
Agree. I always let my EGT get down to normal idle temp before shutting down. Typically 3-4 minutes like you say.
