Ford Performance M-6505-FP350S - 5.2L FP350S Valvetrain Kit

WARNING: This part is designed and intended for competition use only. It should not be installed on a vehicle that is driven on public roads and highways. Installation of this part on a vehicle driven on public roads and highways is likely to violate U.S. and Canadian laws and regulations relating to motor vehicle emissions. Comprehensive cylinder head valve train kit which provides robust upgrades to 5.2L cylinder heads. These components were fully developed for and used on Ford Performance FP350S road race car, capable of race duty, and 8,250 rpm. Includes: 16) Solid steel, 1.51 in intake valves 16) Solid steel, 1.28 in exhaust valves 32) Stiffer, unique valve springs from PAC 64) Valve spring keepers/keys 32) Titanium valve spring retainers  32) Valve stem seals Note: Titanium valve spring retainers require routine replacement, normally after after each race season. /div>