PSI: It depends on how many times you pump the forearm. But Crosman says to never pump it more than 10 times. The 760 is rated at 625 FPS with a BB and 600 FPS with a pellet.
To answer this question you would have to go back to Crosman and ask them directly. See the link below.
See the link below for the owners manual.
Definetly the pump master. It is a multi pump gun so the fps depends on the number of pumps.
There are nine different versions of the 760 pumpmaster, see the link (below) and find your version. Check the parts manual for a diagram.
No the Pumpmaster has more power and can shoot BBs or Pellets
See the link below.
See the Crosman link below for the diagram.
There are 12 versions of the Crosman 760. Which one do you want.... See the link below
11 mm dovetail rail
To convert 760 mph (miles per hour) to fps (feet per second), you can use the conversion factor 1 mph = 1.46667 fps. Therefore, 760 mph is equivalent to approximately 1113.33 fps.
There are several versions of the 760. See the link below for all of the crosman models with dates and manuals.