COMP Cams 35-601-4 - CamShaft, FW 287T H-107 MT THUMPR

COMP Cams Mutha' Thumpr 287TH7 Camshaft for Small Block Ford 351W Hydraulic - Mutha' Thumpr Retro-Fit: High performance street/strip, needs 9:1 compression, 2500+ stall, intake, gears and headers, rough idle. Hydraulic - Mutha' Thumpr Retro-Fit: High performance street/strip, needs 9:1 compression, 2500+ stall, intake, gears and headers, rough idle.; 287/304 Advertised Duration, 235/249 Duration .050", .501"/.486" Lift, 107 Lobe Separation; Valve spring upgrade required