You haven't seen our 2006 Corvette project car since summer 2007, and we admit, that's a long time. (More than enough time, even, for some readers to have gone from bachelorhood bliss to diaper duty.) ...

Trick Flow designed the Twisted Wedge head with a 13-degree intake-valve angle along with the standard 23-degree exhaust-valve angle. Despite the intake-valve angle change, the head is a 100-percent ...

Our 1999 GT project has a ProCharger shoving more air into it than it could ever ingest on its own, but that doesn't mean there isn't more room to make our engine a better air pump. All that ...