For N/A Comp Cams 106500's

The specs for that cam are
Advertised @ .050" w/ 1.82 rocker
IN. EX. IN. EX. IN. EX. lobe sep
277 275 242 240 .475" .450" 114

4Vs have too much exhaust valve area so it's importatant N/A applications to not have less lift/duration on the exhaust.