Olds 350 #5 vs 7a heads

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May 31st, 2011, 06:33 PM

theoldsrocket

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Join Date: Nov 2010

Posts: 291

Olds 350 #5 vs 7a heads

Which heads are better, I have a 1972 olds 350 with 7a heads. Is it worth putting the 1969 #5 heads on? Thanks

June 1st, 2011, 04:58 PM

captjim

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Join Date: Aug 2007

Posts: 2,250

Quote:

Originally Posted by theoldsrocket

Which heads are better, I have a 1972 olds 350 with 7a heads. Is it worth putting the 1969 #5 heads on? Thanks

Nope, the myth that the chambers are smaller and that they flow significantly better is just that.

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