Model d-316 go power engine dyno I got this in a trade . I was told this was never used and also was told I would need a water tank to supply the water to it and also would need a input shaft ford or Chevy to get this up and running I have more pics I can text I do not know anything about these never used one . it comes with full set of instructions control box fittings hose etc . I was also told this sold for 15.000 when it was new . Thanks .