NOV JWS-340 well service unit For Sale $135,000.00 NOV JWS-340 well service unit For Sale Pumps April 13, 2022 NOV JWS-340 well service pump skids (2014’s). 475 HP Detroit 60 series ddec 5 (450-525HP) engines with Allison 750 transmissions (6 speed) with lock up […]