COMP Cams F50CY NSR-NA3H-126 Camshaft Set for 5.0L Ford Coyote Engines ; DOHC - Max effort street/strip set. Strong power gains 5500-7200. Full length headers and 3.73+ gear. Requires phaser limiter kit and custom tuning.; Requires phaser limiter kit part #5493 User 1 Catalog Warranty Catalog