Clampy's old 22RE four-cylinder engine was a great powerplant for a mini-truck. Though not a powerhouse, it was torquey and reliable, but when mixed with a blown head and a hundred-some thousand miles ...

In our last article, we looked at the development of the NORAD Toyota 3RZ cylinder head. As expected from Rado and Norwood, the head is a radical piece of equipment designed for maximum horsepower. In ...