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MoPar used to sell rotating assembly parts to have their engine restroked to fit into the old class racing rule of a max of 355ci.
No. Slick workings can turn down a 360 cranks journals to fit the smaller journals of the other 3 engines. Over boring the 318 to whatever was needed or desired now requires ether a custom piston or the use of a flat top where valve notches need to be cut in for valve clearance. There are a lot of factors to what is needed for this operation.