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Our 4.8L’s valley cover was removed to allow installation of the supplied cast and machined cover that had countersunk hardware to allow more clearance for the supercharger base. New billet caps with O-rings covered the top of the valley oil passages for proper oil pressure.
es must be reinstalled or the solonoid intallé the cougeon
need of help
I have a silverado 5L3 and a complete kit edelbrock supercharger