Hydraulic Roller - Xtreme Energy Computer Controlled: 2500+ stall, 3.55-3.73 gears, better heads, intake and fuel system.; 274/282 Advertised Duration, 224/232 Duration .050", .555"/.565" Lift, 112 Lobe Separation; Valve spring upgrade required
CA Residents: WARNING: Cancer and Reproductive Harm www.P65Warnings.ca.gov
