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 ...

The breakthrough of the 11R 227—a tip of the hat to the cylinder head’s 11-degree valve angle and fully CNC’d 227cc intake ports—is less revolutionary than evolutionary. It takes lessons learned from ...

If you read a lot of magazines and listen to enough bench racing, you start to think that everyone has 540-inch big-blocks or twin-turbo LS engines under their hoods. Why? Because big horsepower is ...