Quote:
Originally Posted by brent flynn
Im guessing that the problems are coming from: too much ramp, too much RPM(Valve float) and not enough spring, is what causes the problems... Everything has a limit...even roller cams... i would like to hear from all the guys that arent having trouble with Smiths or even older Shubecks...These are guys that are probably running less than 7k through the traps...
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We run the Smith lifters in both of our motors and go through the traps at 7600-7800 and have had no trouble.