i called crane and the tech was a jerk, no offense but michael yount told me to go with the comp i would be a lot happier here are the cam specs
Camshaft, Hydraulic Roller Tappet, Advertised Duration 264/270, Lift .544/.544, Ford 5.0 Liter, Each
Vendor Competition Cams
Product Line Competition Cams Xtreme Energy Camshafts
Cam Style Hydraulic roller tappet
Basic Operating RPM Range 1,500-5,500 RPM
Intake Duration 050 inch Lift 212
Exhaust Duration 050 inch Lift 218
Advertised Intake Duration 264
Advertised Exhaust Duration 270
Intake Valve Lift with Factory Rocker Arm Ratio 0.544
Exhaust Valve Lift with Factory Rocker Arm Ratio 0.544
Lobe Separation (degrees) 112
Grind Number FW XE264HR-12
Notes Designed to be used with 1.7 ratio roller rockers.
Vendor Competition Cams
Product Line Competition Cams Xtreme Energy Camshafts
Cam Style Hydraulic roller tappet
Basic Operating RPM Range 1,300-5,300 RPM
Intake Duration 050 inch Lift 208
Exhaust Duration 050 inch Lift 216
Advertised Intake Duration 258
Advertised Exhaust Duration 266
Intake Valve Lift with Factory Rocker Arm Ratio 0.533
Exhaust Valve Lift with Factory Rocker Arm Ratio 0.544
Lobe Separation (degrees) 112
Grind Number FW XE258HR-12
Notes (Not Specified)
I know there are differences in duration and lift, with the 264 would I have to use 1.7's would that hinder my performance? Also what do these cams sound like? i dont want one that is too radical for the street but one with a nice rumble and power keep the input coming