My wife and I have a 2011 Ford Expedition with the 5.4L 3V engine. At 165,000 miles, it was beginning to show signs of trouble (valvetrain noise), which prompted me […]
I have a 355 c.i.d. small-block Chevy with a big cam, decent compression, and production iron heads. The cam is an Isky 268/272 at 0.050 with 0.640-inch lift. It has […]