Bobs Machine Extreme Gen 3 Action Series Hydraulic Jack Plate 6 Setback Bobs Machine Extreme Gen 3 Jack Plates are designed for 550 HP engines including V8s. This series of jack plates is wider, allowing for Verado installation without the use of spacers. Like other Action Series Jack Plates, the Gen 3 has the all-in-one style pump thats built into the jack plate so theres no hoses or pump to mount inside the boat. This internal pump makes rigging the boat extremely easy. The Extreme Gen 3 jack