COMP Cams Ultra Pro Magnum XD Chromoly Roller Rocker Arm - 7/16 in Stud Mount - 1.73 Ratio - Big Block Ford / Cleveland / Modified Body Fastener Kits Recommend #HLY12-704 Provides constant fuel

Recommend #HLY12-704 Provides constant fuel flow with no pulsation Has externally accessible pressure relief valve NOT designed or recommended for use with fuel injection systems NOT designed or intended for continuous use Service parts are readily availableShould be mounted below the fuel level of the tank for a good gravity feed on the inlet side

Valve springs with larger diameters require retainers to handle the higher pressures developed by the springs

low run-out and center disc made with HSLA material

through a relay

The wiring of the Digital 6A is routed out one end of the unit through a sealed and locking connector

COMP Cams Ultra Pro Magnum XD Chromoly Roller Rocker Arm - 7/16 in Stud Mount - 1.73 Ratio - Big Block Ford / Cleveland / Modified Body Fastener Kits Recommend #HLY12-704 Provides constant fuelThe next design evolution of the Hi Tech Stainless Steel Roller Rocker Arms are built to outlast and outperform in accuracy and strength. The Ultra Pro Magnum XD Rocker Arms are engineered from durable 8650 steel and include a machined billet pushrod seat insert for a wide range of super accurate ratios. A unique and wide ratio range to fit almost any popular application. These XD rockers are fully rebuildable and boast precision sorted needle