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Old 09-23-2003, 04:02 PM
stangman67 stangman67 is offline
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351m head flow charts

Anyone know where i can get numbers for the flow charecteristics of 351m heads for a 78 f250? thanks
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Old 09-24-2003, 01:41 AM
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351m head flow charts

Here is a link to some tables, there may be others out there. Some users here have posted links in the past, try search.

http://www.waldens.com/waldens/351heads.htm
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Old 09-24-2003, 10:19 AM
Brian S Brian S is offline
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351m head flow charts

For some reason Walden's seem lower than most.

http://www.jason.fletcher.net/tech/f.../cleveland.htm
http://www.angelfire.com/ar/dw42/fordhead.htm
http://www.allfordmustangs.com/Detailed/630.shtml
http://home.isoa.net/%7Emharrisj/fordhead.html

Pre '75 heads are thought to have better exhaust port flow.
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Old 09-24-2003, 01:38 PM
GT40man GT40man is offline
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351m head flow charts

i have never seen any posted flow charts the same. so i would say have your benched, if you can.
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Old 09-24-2003, 01:38 PM
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Go Back   Ford Truck Enthusiasts Forums > Performance, Engines & Troubleshooting > 335 Series- 5.8/351M, 6.6/400, 351 Cleveland

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