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Original Message
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RE: 427 or 390 need help guys! |
By walt - 08/23/2005 1:01:05 AM; IP 68.43.177.71 |
they will work excelent,they still hane the small valves,202 intake 156 exaust,the trick was put the 165 cobra jet,427,406 valve in the ex haust,kept the bottom,but the top flowed like gang busters,and use the med risr intake,smaller ports than the low riser,flowed much better,NO loss of bottom end,and matctch to a ford bb heads,ecept tunnel port,or high riser,also the cast version is the 428 cj manifold,they worked great,cj intake,c8ae heads,with the exhaust opened up,the lump ground out of the exhaust port,ran it hard only got beat 4 times in 2 yrs,69,70,390 s body mustang,opps headers MANDITORY |
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