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02-12-2006 07:37 AM #1
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for the engine guru's
Well, how do these numbers look??? I'm pondering a long rod 408 Ford Windsor Stroker, roller cam, forged crank and rods, etc. here's the flow numbers I found for some CNC ported heads. Is this what I want, or what do you recomend?????
Oh yeah, trans will be a 5 speed, shift points at 7200 RPM......
Superflow SF600 - Flow Numbers Intake *
Lift .100" .200" .300" .350" .400" .450" .500" .550"
Stock 289 - 302 51.8 94.7 131.7 139.1 140.9 150.9 153.9 153.9
Ported 289 -302 63.6 122.3 174.1 189.9 202.4 212.0 215.1 215.7
Ported 351W 69.5 128.0 182.0 196.8 205.7 219.5 224.9 229.0
Superflow SF600 - Flow Numbers Exhaust *
Lift .100" .200" .300" .350" .400" .450" .500" .550"
Stock 289 - 302 39.2 73.7 95.7 100.4 103.6 105.1 106.7 107.0
Ported 289 -302 62.4 109.1 150.2 161.8 168.6 171.9 173.8 174.9
Ported 351W 62.4 109.1 150.2 161.8 168.6 171.9 173.8 174.9Last edited by Dave Severson; 02-12-2006 at 07:41 AM.
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Could it be a 10114182? If so, it is a Gen V 454, 4 bolt 1991 (or later). Hope that helps..
GM Engine de-coding