302 flat tappet to roller conversion?

ok ive been throwing the idea around on getting rid of my flat tappet cam. Ive been putting a list together of items i need and i think ive gotten all the stuff down. Tell me guys what you think:

current set up: 68 block with trick flow aluminum heads, pete jackson gear drive, 1.6 roller rockers with 513 lift flat tappet cam (cant remember duration) paxton supercharger with 8lbs of boost

whats needed:

new distributor gear, linked roller lifter, b-303 cam.

Ford Racing M-6250-B303 - Ford Racing Camshafts - Overview - SummitRacing.com

Howards Cams 91217 - Howards Cams Vertical Bar Mechanical Roller Lifters - Overview - SummitRacing.com

can you guys think of anything else?? any problems i might run into?? any help would be appreiciated.. thanks

k thanks for the reply i was thinking pushrods as well, just wasnt sure. I will look into the cam selection. i just want to be careful with valve clearence.