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Forum: Pontiac - Street 03-13-2005, 09:41 PM
Replies: 8
Views: 789
Posted By J_JAMNIK
Had 1968 350 heads (casting # 17) on a 400. The...

Had 1968 350 heads (casting # 17) on a 400. The compression was a bit high for pump gas. For the price I paid for all new intake valves (burnt due to low octane), I could have bought good used 400...
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