318 cam shaft selection/upgrade for stock engine

No, That's not a VooDoo grind. The VooDoo grinds are split pattern cams, which I believe will work better.

Something like this

Cam and Lifters, Hydraulic Flat Tappet, Advertised Duration 265/265, Lift .454/.454, Mopar, 273-360, Kit

https://m.summitracing.com/parts/lun-80360lk

Basic Operating RPM Range:1,200-5,000

Intake Duration at 050 inch Lift:216

Exhaust Duration at 050 inch Lift:216

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

Advertised Intake Duration:265

Advertised Exhaust Duration:265

Advertised Duration:265 int./265 exh.

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

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

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

Lobe Separation (degrees):110