Riva Yamaha Supercharger Shaft Upgrade Kit Pump Seal Kit Cost effective upgrade for better

Cost effective upgrade for better handling and top speed

✅ Unleash the Sound – Removes the stock baffle for a crisp

Requires remapped ECU or Aftermarket ECU to operate

you're able to tailor your watercraft's handling to your individual riding style

Creates even pressure in reduction nozzle too reduce pump cavitation

Riva Yamaha Supercharger Shaft Upgrade Kit Pump Seal Kit Cost effective upgrade for betterRiv'as GEN 4 SHO SVHO Supercharger Shaft Kit provides the ultimate in reliability for high boost applications. Kit features a revolutionary hydraulic shaft stabilization bearing that limits shaft deflection and wear. Bearing stabilizes end of supercharger shaft via high pressure oil film dramatically increasing the stability of the system. Hydraulic end bearing and one piece shaft bearing are fed by a through shaft oiling system providing superior