Idk which states do these required tests for smog and emissions. All I know is I put only 1,500 miles since my last test 2 years ago which failed as having a bad MAS supposedly. Got another one and passed. So, 2 years later (today) I fail on high NO (2558), maximum allowable is 717, but only on the "higher speed" 25 mph portion which was at 2585 rpm (after secondary injector kicks on I think)Passed great on the low speed 15 mph. I get home and find the vacuum hose from the turbo waste gate to t

Fresh rebuild. 1 hr total running (if that) maybe a mile road time. I noticed the rocker arms were a different color on the cam side. i dont know if they were always like this or not. Anyone ever seen this before?

I need one asap . Pm

post the last song / artist you listened to IN YOUR VEHICLE   Nugget / Cake