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 ...

Horse Sense: For about a year after Trick Flow stopped offering the original Street Heat cylinder heads, they were still available from Wil-Burt, the company that cast the heads for Trick Flow before ...

If you've been followingCar Craft's Mopar 470 testing, you'll remember that in the Feb. 2017 issue, we hit 700 hp while testing various rocker-arm ratios. In the May 2017 issue, we moved up to 720 hp ...