TSP CHOPacabra Cam LS Truck Camshaft Specs: 214/222 .550/.550 108 LSA 106 ICL The CHOPacabra cam! This is a nasty little beast of cam. Designed to work with LS6 valve springs and a factory torque converter. If you're looking for that mean, snarling sound and performance that will leave your opponent second guessing what he just saw...this is it! Engines best suited for: 4.8, 5.3, 5.7, 6.0 (Equipped with cathedral port heads) Desired Compression ratio for cam: 9.5:1+ Recommended Springs Required: GM LS6 Beehive Valve Springs Aftermarket Stall Converter Required: No. Factory converter friendly! Upgraded Rear Gear Required: No Operating RPM Range: 1200-6500 Power Increase: Under testing it gained 67hp and 26ft lbs of torque at the crank Drivability: Great driveability with an amazing chop!