Too many to list, but if this is including engines sitting on stands, I probably have somewhere between 5-5,500 H.P. !
4 - Vehicles - 820
Boats & outboards - 195
Tractor & mowers - 45
Misc auto engines - aprox. 1,100
KB 526 blown alcohol hemi - aprox. 3000
I updated my first answer, probably still forgetting something.
I did like gilla's answer though ! :laugher: