1985-1995 Mustang 5.0 X303 Ford Racing Cam Camshaft w/ Hydraulic Roller Lifters

•Brand New
•Ford Performance part #s M-6250-X303 & M-6500-R302H
•Fits all 1985-1995 Mustangs with a 302 roller cam block
•Kit includes X303 Camshaft & Set of 16 High-Performance Hydraulic Roller Lifters
•Provides a noticeable power improvement and lumpy idle while maintaining good driveability
•5-speed manual transmission recommended.
•286/286 duration, 0.542/0.542 valve lift.
•Stock 5.0L HO cam advertised specs are 266/266 duration, 0.444/0.444 lift.
•May require pistion modification for piston-to-valve clearance. Valve clearance should be checked.
•1.60 Rocker ratio
•Includes High Performance hydraulic roller tappets for performance and racing applications
•These OEM lifters features ceramic check ball and higher rate piddle valve spring to improve performance at higher RPMs and higher oil temperatures
•Ford Performance dyno tests have shown 300 to 400 RPM increase in RPM range over stock OEM type hydraulic roller lifter in Ford Performance sealed crate engines