Posted 3/9/2016 03:39 (#5164742 - in reply to #5163993) Subject: RE: Advise for getting more power out of a 3126/ C7 Cat engine
Have a 99' C6500 same engine. 210 is what I think factory spec is. Pull anything you want just not fast. 4wd maybe could answer better but I was advised to not turn it up. Aluminum piston would melt. Higher HP may have had different pistons but it's been quite a while.
Advise for getting more power out of a 3126/ C7 Cat engine
