Bolting on a set of headers has long been one of the first moves a hot rodder makes in search of more performance. Traditionally, factory iron log exhaust manifolds are set aside in favor of a pair of ...

Having run our header test in the last issue on the normally aspirated version of the GT1000 motor, we were anxious to retest the motor with some boost. You will remember that the 5.4L GT1000 was ...

Ford's 351W block is one-inch taller and 1.1 inches wider than 289/302 Ford small-blocks. The late-production block used to build the new crate motor also has several alterations compared with Sixties ...