Purple Shaft 280/280 cam

This Comp Cams Nostalgia Series cam is almost identical to the Purple shaft. I bought it and didn't use it, if you're interested. Here's the specs:
Cam Style Hydraulic flat tappet
Basic Operating RPM Range 2,500-6,400
Intake Duration at 050 inch Lift 239
Exhaust Duration at 050 inch Lift 246
Duration at 050 inch Lift 239 int./246 exh.
Advertised Intake Duration 284
Advertised Exhaust Duration 291
Advertised Duration 284 int./291 exh.
Intake Valve Lift with Factory Rocker Arm Ratio 0.484 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio 0.484 in.
Valve Lift with Factory Rocker Arm Ratio 0.484 int./0.484 exh. lift