10704 was the same RA3 musclecar replacement Lunati cam I was referring too. They were 220/
[email protected]” with a 110 LSA. It really isn’t a big cam in a 455, it should be able to idle at 600 to 800 RPM with a decent tune and a good lopey idle. It you use Rhoad’s lifters it probably won’t lope at all.