Chrysler LA / NASCAR 355 cu. in. crank shaft

I don’t know what they flow stock. On moparts, search Brett Miller for his HEMI head work.
I believe its common knowledge in stock form either 300 or around 300 .
Oem cyl head technology has improved without a doubt with the modern engine
And the LS and late model Hemi
Are KINGS for the future
Aftermarket parts galore.