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Search took 0.02 seconds. Search: Posts Made By: phil400
Forum: Pontiac - Street 01-28-2023, 03:45 PM
Replies: 122
Views: 9,398
Posted By Goatracer1
I'm no expert and I have no numbers to back this...

I'm no expert and I have no numbers to back this up but I feel it's the average guy with a stock or slightly modified engine that wants/needs a new iron head. Some of you seem to have a stock of good...
Forum: Pontiac - Street 05-15-2022, 05:35 PM
Replies: 18
Views: 2,250
Posted By b-man
The 066 would be a nice upgrade from the 254 or...

The 066 would be a nice upgrade from the 254 or 441 cam that all the 326 engines used, both 2 barrel standard 250 hp and 280/285 hp 4-barrel HO. The Summit 2800 would also be right in the ballpark.
...
Forum: Pontiac - Street 04-23-2020, 10:01 AM
Replies: 48
Views: 9,109
Posted By Jay S
The ICL for the XE274 out on 112 lsa is 67*...

The ICL for the XE274 out on 112 lsa is 67* assuming the ICL is running at 110.

The dcr is 7.74 with no altitude adjustment.

I think it may be doable to run a 45* intake valves and some port...
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