While the VR-4 made a humble 190-horsepower from its turbocharged 4G63, its iron block is known to easily handle up to 400 with very few upgrades. Its strong and long-running aftermarket parts support ...
Despite the Roush name becoming practically synonymous with the Mustang brand, Roush Performance offers packages and upgrades for various vehicles. They tend to stick with Jack Roush's original ...