my old chiltons just covers fintails but i suspect they would be the same. the 190c is .03 intake and .07 exh. the 220 and 230 are .03 and .06. these are cold dimensions. measure on the circular part of the cam not the lobe.
in the absence of firm info i would use 3 and 6.

good luck

tom w

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[SIGPIC] Diesel loving autocrossing grandpa Architect. 08 Dodge 3/4 ton with Cummins & six speed; I have had about 35 benzes. I have a 39 Studebaker Coupe Express pickup in which I have had installed a 617 turbo and a five speed manual.[SIGPIC]

..I also have a 427 Cobra replica with an aluminum chassis.