2023 GM HD 505hp/1085tq
So says the rumor mill. Video
Forum Discussion
FireGuard wrote:
Gotta love improvements.
Remember when the 1989 Dodge Cummins with 3 speed trans and a whopping 160 Hp/400ft/lbs was the cats meow?
Right??
But a couple turns of the fuel screw and some 3k springs would wipe the sleep out of its eyes!
