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shafts seem ok, but this is what there rocker arms do with to much pressure....

What spring pressures and how much time were on the rockers?


i just changed springs to k motion 950,s. they are about 755 @1.200. they did not last an hour.

68 cuda formula S 588" bb 5sp
70 CUDA CONVERT 500" 5SP (SUBLIME)
70 CUDA CONVERT 500" 5SP (PLUMCRAZY):TOO MUCH HORSEPOWER, IS ALMOST ENOUGH!