2017 GM Duramax
I know somebody who picked up a 2017 GMC Denali 3500 SRW Duramax yesterday. So far it sounds like they are enjoying and like the truck (other than maybe the lenght in a parking garage!). They obviou...
Forum Discussion
blt2ski wrote:demiles wrote:
The intake is one concern but there is a lot of unknowns with a completely redesigned engine. I'm surprised GM went this route when they had a pretty stable engine already.
They may have gone this route due to needing new molds, as they old one were worn out. The newest emissions requirements also meant a different bore/stroke to meet requirements. Along with the possibility they wanted to put the motor in other sizes of trucks, so they had to make it work for those too. A SWAG on my part. This would not be the first time an engine manufacture had to change sizing of a given motor to meed specs. Navistar did this with the T444E to VT365 to the 6.4 now IIRC a 7L?!?!?!?
Marty
What? You clearly don't know what you are talking about. The out going Dmax and the new L5P are the same displacement, 6.6L (403cid) with the same bore and stroke, thats about all they share.
