Inside the 1,000 lb-ft 6.7L Cummins
As I said before, most of the changes were made to keep it clean(emissions wise) and cool at stock power levels while mated to emissions equipment. Although, there is no doubt Cummins is sandbagging ...
Forum Discussion
IdaD wrote:Modernizing the common-rail fuel system, the entire arrangement is still supplied by Bosch, but now the CP4.2 high-pressure fuel pump is used as opposed to the age-old CP3. Though this twin-piston pump is capable of producing 39,000 psi, Cummins and Ram have stated that peak injection pressure will check in around 29,000 psi in this application. Again, and just as is the case with the CGI block, forged-steel rods and larger head bolts, utilization of the CP4.2 allows room for future growth. Whether or not the injectors are of piezo or solenoid style remains to be seen (but we’re leaning toward piezo).
:R
What could possibly go wrong?
Now that's funny! :B
