408 4x4 build

mopar4x4stroker said
Are you indeed Brian at Imm engines.

That's the rumor...

I would stick to 9.5:1 and run a smaller cam...will have the correct cylinder pressure with the right cam.
My choice for a cam would be a custom grind on a tight lobe center...maybe around 226@ .050 on a 107lca.
JMO...
Brian