Product Description Specifications Hydraulic - Magnum: Performance use. Best with mild converter, headers, 9:1 compression and lower gears. Rough idle.; 270/270 Advertised Duration, 224/224 Duration .050", .500"/.500" Lift, 110 Lobe Separation; Valve spring upgrade required; 289-302 Firing Order; CARB: This product is not CARB Legal and not for sale in California Category: Engine Components>Camshafts Core: N LTL: N MPN: 31-414-3 Proposition 65: Y Special Order: Y