Anyone have opinions on the .474 version?

What exactly is the right combo for the .484? Most guys I've seen are running 3.91 gears. Will it work with 346 heads?

My only concern is the torque side. 71' Roadrunners weigh roughly 3800-4000lb so that's another factor.


Project War Bird: 1971 Plymouth Roadrunner 383 4 speed with air conditioning GY3 Curious yellow All original