Quote:
Not saying it's you're problem but never had much luck using .083" pushrods in an RB when exceeding 600lb spring pressures , those .145" walls are belt & braces.
Maybe go find another stress reliever.  , just kidding. 
same here,i use .120" wall mantons.i have similar spring pressures.
maybee the lash cap broke. i've had it happen to me. it sucks when that tool steel bounces around in the motor. find that cap ,if you can. 
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!
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