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SVHO

Brief Summary

The team at Yamaha has redesigned their proven and extremely reliable 1.8L marine watercraft engine. This newly developed engine is called the SVHO or Super Vortex High Output. This engine is said to deliver 20% more power and torque than the original SHO. Based on the SHO block, this is still the largest displacement engine in the personal watercraft market at 1812cc. In this report we will take a detailed look at all of the changes, the new components and tell you what impact you should expect. But the engine is not the only new item, we will also cover the new jet-pump unit which has received a serious upgrade as well.


Key Features

  • Larger Intercooler: Intercooler improves efficiency by 25%
  • Pistons: newly designed forged pistons are 30% stronger to increase performance
  • New Supercharger: Supercharger air intake volume increased by 20%
  • Oil Cooler: Oil cooler efficiency improved by 110%
  • Fuel System: modified to increase fuel flow with larger injectors
  • Displacement: the SVHO engine is the largest displacement engine in the personal watercraft industry 1812CC


    • Specifications

    Type of Engine
    Number of Cylinders 4
    Horse Power 0
    Configuration
    Weight
    Fuel Type Gasoline
    Fuel Delivery
    Shaft Length Options
    Shift Throttle Control
    Displacement 110.00cu in
    Steering Control
    Recommended Fuel
    Alternator Output
    CARB Rating
    Engine Monitoring System

    Captain's Report