Quote:
Originally Posted by Shawn @ Va Speed
While they may have 6 bolts holding the main caps,only 4 are doing anything and they are small.You figure these fasteners were designed to handle 400hp a lighter rotating asy and 6200rpm.Add 50% more power,5% more rotating weight and 10% more rpm,the fasteners are just not happy.This is the main reason the ls7 main caps are doweled.
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That's a logical explanation... didn't realize the rotating assembly was heavier. What markings denote they were moving around vs. a normal machining mark?