Jason Momoa Workout -- Lou Ferrigno Blown Away (VIDEO)

Jason Momoa's raw strength is so breathtaking ... it even left former Mr. Universe Lou Ferrigno in awe.

The 'Incredible Hulk' star tells us the regime of the former "Game of Thrones" star is especially impressive because of his size -- 6'4" 230 lbs.

Pulling yourself up with 3 big plates attached to your waist ... amazing.