I see Hughes makes a 246/252 thats ground on a 106, with about the correct lift with a 1.6 rocker. With that tight of LSA it should sound choppy.

I have that same cam in my 360 with the 1.6 rockers my car is street- strip and i really like it so far.

1965 Plymouth Barracuda 273 M/SA
1970 Plymouth Duster 360/904 10.60s with J heads