CRANE Cams RACEMAX CATHEDRAL PORT Hydraulic Roller Camshaft [242-254 | .661-.661 | 113] (GM LS)

Power Band 3000-7100 RPM Pro street and drags, for modified 5.7L-8.0L engines, rough idle, upgraded cylinder heads and valve train required, along with headers and aftermarket exhaust system and custom deep valve relief pistons, 12.0+ compression ratio, low ratio rear gear and 3200-3500 stall converted required. Computer upgrade necessary. For racing where valve train noise is not a consideration. Racing valve springs mandatory.