Roller cam swap in 1991 360

70aarcuda said
exhaust valve have rotators on them...you need to replace them with regular retainers like the intake ...

how big of a butch cam do you want to use?
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Comp cam part # 20-612-9. They have 3 to choose from for my engine type and all need the same great deal of work done to be used it seems. Oh well. I'll just leave the stock cam and put the money into one of my earlier engines.