... 1 5.Input Speed: 652 RPM Model QZ-8 (PZ-8) mud pump is a horizontal triplex single acting ... 1Input Speed: 504 RPMWeight: 57,980 lbs. (26,090 kg)PZ-10Max. Input: 1350HP (1007 kw)Stroke Length: 10" ( ... 1Input Speed: 504 RPMWeight: 54,186 lbs. (24,600 kg)PZ-9Max. Input: 1000HP (746 kw)Stroke Length: 9" ( ... 1Input Speed: 582 RPMWeight: 44,052 lbs. (20,000 kg)PZ-8Max. Input: 750HP (559 kw)Stroke Length: 8" ( ...