That Ram Air IV roller is right in between the cam I have and the one I'm considering. I wonder what the power difference is between them?
Curious why your builder thinks the 236/242 would be too radical.
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Ken
'68 GTO - 464 - Ram Air II heads - 236/242 roller - 9.5” TSP converter - Moser 3.55 Truetrac ( build thread | walk around)
'74 Ventura 350
'69 AMC Javelin SST
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