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Search took 0.00 seconds. Search: Posts Made By: 25stevem
Forum: Pontiac - Street 12-03-2022, 12:28 PM
Replies: 218
Views: 19,864
Posted By 25stevem
I say flat out BS to the speedmaster listed exh...

I say flat out BS to the speedmaster listed exh flow number of 72 cfm@ .100” lift !!
If true then that 1.66” exh valve is flowing as much as the 2.11” intake valve, while having 25% less curtain...
Forum: Pontiac - Street 11-27-2022, 12:52 PM
Replies: 218
Views: 19,864
Posted By 25stevem
We pay what they ask unfortunately, we just bend...

We pay what they ask unfortunately, we just bend over and get shafted!!

Right now Summit has AMC heads by Edelbrock list for 25 bucks less a set the the Pontiac / Edelbrock RPM heads.
Are they...
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