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Looking for Recommendations on Head Work - #716 '64 GTO Heads
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05-08-2021, 05:35 PM
tom s
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Join Date: Jan 2000
Location: long beach ca usa
Posts: 18,827
A 716 head is more like the 61SD 306 head,same valve size.Steve is correct,with the 2.02 and 1.76 valves they were one of the best pontiac head.Many have been taken to 290 cfm and I know Nunzi had a set that he got to 300.Tom
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