COMP Cams Ultra Pro Magnum Chromoly Roller Rocker Arm - 7/16 in Stud Mount - 1.60 Ratio - Small Block Ford (Set of 16) Transmission Mount Engine oil is pressure fed

Engine oil is pressure fed to the cam phasers through a series of passageways in the cylinder heads and camshafts

Oil Pressure Regulator

GM Fullsize SUV / Truck 1982-91

1-1/2 in Female O-Ring Inlet

COMP Cams Ultra Pro Magnum Chromoly Roller Rocker Arm - 7/16 in Stud Mount - 1.60 Ratio - Small Block Ford (Set of 16) Transmission Mount Engine oil is pressure fedThe Ultra Pro Magnum Roller Rocker Arms for Ford V8 289 302 351W applications not only live up to the lofty standards of the original Pro Magnums, but they also take stud mount rocker performance, stability and value to a whole new level. These rocker arms feature a 7 16" stud diameter and 1. 6 ratio. The 8650 chromemoly material and arched, web like design deliver increased strength and rigidity while still reducing the moment of inertia and