As promised, here is the flow data on my 670 heads. This is with a bowl blend only, otherwise stock 670 heads. By the way, the chambers on these are going to be 75-79CCs. The published data of 72cc is a dead lie. Mine are 76CC after being milled .020".
LIft Int flow EX flow
100 75.5 57.2
200 144.3 106.2
300 182.5 146.1
400 198.5 168.2
500 204.5 180.8
600 207 192
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I could explain all this to the girl at the parts store, but she'd probably call the asylum.
White '67 LeMans 407/TH350/Ford 3.89... RIP
Red '67 LeMans. 407/TH400/Ford 3.25
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