Update, tried new gauge no pressure, took filter off and cranked the motor over nothing from the filter as far as pressure
What to check next?
1. oil drive shaft stripped?
2, drop the pan and new pump?
any way to bench test a pump? Any else you can think of Im all ears
Thanks


footbrake N/A SB 408 Scamp 10.10 @ 132 street/strip
73 Duster 340 street strip 12.79 @ 105