Well all of these performance cars and even 3.23 cars, on the freeway are 2800-3000+. You're grasping,I get it.
BUUUUUUUT AGAIN ,he had pinging not lean surging and if you ever tuned your **** right you...to get there you would experience that to know what it feels like.
Op. Lean to till it surges then go back up 2 jets is my and many others method used to set the primary cruise. Carburetors are not complicated.
You guys arent dumb, you're just not the winner here if there was one...lol.