Quote:
Originally Posted by Pvt Parts
Yes it's a factor. You can run those numbers but they don't mean much of anything, just that they are close to the same. Change overlap, lobe centers or valve lash and the number will change. You do have all of the plugs out right? Has the motor been run yet or is it new?? What does it leak???
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All plugs are out. Motor has about 15 passes plus 6 or 8 dyno pulls. Haven't leaked it down yet.
I'm running hydraulic followers I wonder if they are pumping down a bit causing less duration?