Solas SX4-CD-13/16 Concord Impeller - Optional 4-Blade engine-flywheels Inside diameter is 20mm

Inside diameter is 20mm

cylinder pressures are reduced causing exhaust valves to open later than they should or in some cases not at all

Spring-bound wire loom

All necessary mounting hardware included

2011-2013 Yamaha VX1800K WaveRunner VXS

Solas SX4-CD-13/16 Concord Impeller - Optional 4-Blade engine-flywheels Inside diameter is 20mmWith features like a large blade area and a unique geometric blade design, the Solas Concord Impeller delivers remarkable thrust and extraordinary efficiency. As four stroketechnology becomes mainstream in the PWC world, the Concord design truly enhances the engine characteristics, not only delivering incredible acceleration but excellent top endperformance. From water skiing to high speed cruising, this technologically advanced power torque design