Trick flow 240 review along with flow number comparison to other aluminum heads

33IMP said
Yep, Everybody in the early 60s had some beautiful cast iron headers. Pontiac, Chevy, ford,....and Mopar. (Nascar competitors. NOT a coincidence)

Speaking of headers, did you ever get a chance to see what it would cost to ship your headers for rat bastid and I to test on my engine ?