Some folks do not think they flow any better.
Figure some of the NHRA stocker guys like John Schloe are into the 10s in their first gens firebirds with one ,so maybe close. Teh 600 number I have a hard time believing
My E head 259@ 0.050 roller cam 455 picked up a bunch over the HO did. I had used it to keep the Shaker until I found and extra base to modify for a Holley/Demon.
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Skip Fix
1978 Trans Am original owner 10.99 @ 124 pump gas 455 E heads, NO Bird ever!
1981 Black SE Trans Am stockish 6X 400ci, turbo 301 on a stand
1965 GTO 4 barrel 3 speed project
2004 GTO Pulse Red stock motor computer tune 13.43@103.4
1964 Impala SS 409/470ci 600 HP stroker project
1979 Camaro IAII Edelbrock head 500" 695 HP 10.33@132 3595lbs
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