Speedmaster PCE281.1792 170cc 76cc Alu. Bare Cyl Head for Ford FE

Ford FE 390 427 428 170cc 76cc Aluminum Bare Cylinder Head The Speedmaster FE heads are a perfect upgrade to their heavy and bulky stock counterparts. Not only do you get more performance out of the box than OEM heads, our heads are significantly lighter since they are made of "Gravity Die Cast" aluminum. As another benefit, you can run higher compression with aluminum heads before the onset of power robbing detonation. Great throttle response and top-end horsepower Highly efficient ports and state-of-the-art combustion chambers shapes for improved performance throughout the rpm range