FEATURES POWERED BY AIR START 4 CYLINDER DIESEL ENGINE P.T.O DRIVEN CERTIFIED USA SLINGS MUFFLER/SPARK ARRESTOR WRAPS ENGINE OVERSPEED PROTECTION   PUMP RATINGS New Cell 2" 60 GPM @ 0 PSI. 42 GPM @ 1500 PSI.   DIMENSIONS 5' 4" Long x 4' 6" Wide x 6' 9" High 4,500# (2" Plungers) 6' 5" Long x 4' 6" Wide x 7' 11" High 6,000# (2" Plungers) 8' Long x 5' 8" Wide x 5' High 5,000# (2 1/4" Plungers) 5' 4" Long x 4' 6" Wide x 6' 9" High 4,500# (2" Plungers)