Competition Cams 35-600-4 Thumpr Hydraulic Flat Tappet Cam 279T H-107

Great sound (early exhaust opening and more overlap) Great power (new lobe designs give great area and air flow) Great mid-range response (early intake closing traps more air) Minimal engine vacuum - requires mods for any vacuum accessories such as power brakes Designed for use only with valve train upgrades including COMP Cams Beehive Valve Springs and roller rockers Works best with looser converters, more rear end gear and other performance engine modifications