FEULING OIL PUMP CORP. Cam - 574 Series 1392

Cam - 574 Series Requires performance valve springs, Performance lifters recommended but not required, Will work with factory pushrods on engines with factory stack up, If deck height, cylinders or rocker boxes have been modified from stock then adjustable pushrods are required, Cylinder head work and performance exhaust recommended but not required, Increased compression is required for bottom end performance