Lunati 10180703 Voodoo Hydraulic Camshaft V268H-10 Hydraulic Camshaft for 4.3L V6 Chevy 268/276 Advertised Duration, 227/233 Duration at .050", .489"/.504" Lift, 110 Lobe Separation 2000 - 6000 RPM range High performance street/strip cam for 262 c.i. Excellent camshaft for cruise night vehicle, will need 9:1-9:5 compression ratio, 2200 stall speed converter and 3.42-3.73 rear gears. Cam has a very choppy idle quality Chevrolet V6 262 4.3L 262/276