prom chip or comp?

[1987ss]

I have a 87 ss that i took out the 305 and put in a 350 that is .30 over with a mild cam..i put stock carb,emissions,distributor all back on (it looks original) my question is should i change the prom chip or computer? or is it ok.. and does the carburator need to be changed? it runs it runs rich at idel but normal during operateing range(driving)

[1987ss]

ttt does anyone no if from 5.0 to 5.7 comp needs to be changed any??

[1987ss]

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[1987ss]

ttt