SERVA TPB600 Triplex Pump with 4 1/12" Plungers, rated at 62 GPM @ 6667 PSI @ 50 RPM to 605 GPM @1530 PSI @ 488 RPM. Pump comes with a 500hp drop box and a cementing/acidizing bed. The truck had a cab fire, originally was a 2009 Kenworth with 500hp Cat Engine.
Mack truck that is now on front end is a Mack model R685ST with a good engine with a 5x4 transmission. The double lockers tandem rear end is off the original 2009 Kenworth.
Truck sold new in the $500,000.00 range, with the new Serva pump costing in the $100,000.00 range.
https://www.servagroup.com/triplex-quintuplex-pumps/serva-pump-tpd-600-triplex-pumps/