CAM ?

[Semifast4x4]

Hi guys im new to the board but id like to get to know you. Ill start by asking a question: In my TBI Silverado 4x4 1990 what is the biggest cam i could run with out interfering with my computer or running condition of my truck, b/c from what i understand my cam is MILD. edelbrock PN 3704 or PN 3702 i forget which one it is. one is my intake manifold pn and the other is the cam. Could you guys plz let me know how big of a cam i could run