Eric's cam challenge

92b said
Can you explain this? I'm not sure what you mean.

RRR is referring to Mopar's '@.050" ' duration conversion, referenced in the catalogs, take a 284°/.484" cam & multiply the 284×.850...=241.4°@.050" tappet lift.
They also clearly state to NOT use the calculated @.050" to select Your camshaft.