Has Anyone Had Valve Float With 921 Springs
06-04-2004, 07:40 PM
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Has Anyone Had Valve Float With 921 Springs I just got my heads on the car and put it on the dyno. THe curve peaks at 6300 and starts to drop all the way to 6700. Any ideas?
06-04-2004, 09:43 PM
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How about a little more info?CAM,HEADERS, EXHAUST,INTAKE,TUNING???How did it peak before head change?Did you change anything else when you changed the heads? 
06-05-2004, 09:21 AM
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Originally Posted by FASTONE
How about a little more info?CAM,HEADERS, EXHAUST,INTAKE,TUNING???How did it peak before head change?Did you change anything else when you changed the heads?