A5 intake

Old Feb 14, 2011 | 06:35 PM
  #1  
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doc
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A5 intake

I was given an A5 aluminum 307 intake.....is this really better as a paperweight rather than a cheap way to get a 4-bbl on my 330?

Just checking before I scrap it......
Old Feb 14, 2011 | 06:36 PM
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Scrap it
Old Feb 14, 2011 | 06:48 PM
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I figured as much....price was right though. LOL
Old Feb 14, 2011 | 06:50 PM
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You want to find an A4
Old Feb 15, 2011 | 07:48 AM
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The A5 is aluminum, so it's not even good as a doorstop. It only mates to the peanut-port 7A heads on the 1985-90 307s.
Old Feb 16, 2011 | 08:43 AM
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i have an a5 on my 350 rocket and its doing just fine and that ports matched up with my number 5 heads?
Old Feb 16, 2011 | 08:47 AM
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Originally Posted by 83calais
i have an a5 on my 350 rocket and its doing just fine and that ports matched up with my number 5 heads?
It's "fine" to you because apparently you have no other point of reference. Yes, the A5 will bolt to any SBO heads (except 260 heads), but the ports are a fraction of the size of those on all but 7A heads. The result is a big flow disturbance where the intake runner meets the port in the head.
Old Feb 16, 2011 | 08:54 AM
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oh really thats no good we have the stock iron but i figured it would be a nice weight saving and the ports looked the same as the iron so i figure i may just keep it till i can afford an aftermarket one
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