#10

12-03-2025, 06:25 PM

Steve C.

Ultimate Warrior

Join Date: Dec 1999

Location: Liberty Hill, Tx. (Austin)

Posts: 10,923

Dyno testing Ported 6X Heads and Edelbrock D-port Heads

Engine Displacement: 467 ci
Bore/Stroke: 4.185 / 4.250-in
Comp Cams Xtreme Energy hydraulic roller
Duration At 0.050: 224/230-deg

6X - 550 ft.lbs. Tq at 3600 rpm / 492 hp at 5100 rpm

Edelbrock - 570.7 ft.lbs. Tq at 3500 rpm / 502 hp at 5000

Edit to add testing link: https://www.hotrod.com/articles/hppp...cylinder-heads

.

__________________
'70 TA / 505 cid / same engine but revised ( previous best 10.63 at 127.05 )
Old information here:
http://www.hotrod.com/articles/0712p...tiac-trans-am/

Sponsor of the world's fastest Pontiac powered Ford Fairmont (engine)
Best time 5.13 at 140 mph (1/8 mile) , true 10.5 tire, stock type suspension
https://www.youtube.com/watch?v=qDoJnIP3HgE

Last edited by Steve C.; 12-03-2025 at 06:53 PM.

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