Riva Stage III engine kit was designed for the serious performance enthusiasts. Producing more than 330hp on 91+ octane pump gas this engine kit will propel your craft to 80+mph when combined with the required Riva pump and handling components. The particular engine kit features the following parts(Component Part number): Power filter kit - RY13040, Intecooler blow off valve - RY17040-BOV-SSQV, Power cooler kit - RY17040-PC, Pro-Series ECU- RY11840-01-C, Free flow exhaust kit -RY16040, EI Supercharger impeller - RY17040 SCI-E1, Fuel pressure regulator kit - RY12040 RRFPR-6S5, Intake manifold upgrade kit - RY12040-IMUK. According to our respectable source the kit will be available most probably at the end of October. For more information check on line at www.rivaracing.com/kits.
