Depending on the chamber volume and what they actually measure at, you could use kb399’s. They’re domed and could put your compression up higher where it won’t be a lazy low compression combo. What axle, gears and tire size does your car have? That has to be considered for your cam. Stall of converter?
So currently I have a slant six so i will be getting a new trans i have a 8 1/4 with 3.21s and i will be getting a new converter with the correct stall for the cam that I get