I'm not sure, Randy. I know there's something about the pins in the frame that make it easy to differentiate a Gen 1 from a Gen 2. One has 2 pins and the other has 3.


USMC 1997-2002. 6173 CH-53D Sea Stallion Helicopter Crew Chief and Flightline Mechanic. Semper Fi!

"Be still, Taggart!"