SBC CHEVY/GMC 4.3L V6. CAT RACING 8620 STEEL PRO RACER HYDRAULIC ROLLER LIFTER MADE FROM 8620 STEEL BODY FOR INCREASING LIFTERS STRENGTH AND REINFORCE WEAR RESISTANCE. PRESSURIZED EDM OIL FEEDS TO THE AXLE ALONG WITH AN EDGE ORIFICE FEED TO THE ROLLER FOR SUPERIOR LUBRICATING TO CAM LOBES.
