How much head do you need?

Cylinder head flow for the crane 693901 camshaft?
1.78 & 1.5 valves good enough?

Goal is long distance driving


800-4800 operating rpm, 3800 pound car, 2.76 gears, manual trans

Basic Operating RPM Range:1,500-4,500

Intake Duration at 050 inch Lift:204

Exhaust Duration at 050 inch Lift:216

Duration at 050 inch Lift:204 int./216 exh.

Advertised Intake Duration:260

Advertised Exhaust Duration:272

Advertised Duration:260 int./272 exh.

Intake Valve Lift with Factory Rocker Arm Ratio:0.427 in.

Exhaust Valve Lift with Factory Rocker Arm Ratio:0.454 in.

Valve Lift with Factory Rocker Arm Ratio:0.427 int./0.454 exh.

Lobe Separation (degrees):112