Yamaha Waverunner Pro Lanyard with Whistle - Blue- MWV-PROLN-YD-BL MerCruiser-4-5L-MPI-Bravo-2021 A: It’s designed to open

A: It’s designed to open at 143°F (62°C)

Check your engine’s serial number—if it is 2B529482 or above and within the listed horsepower range

but proper setup and adjustments are important

Don’t let its size fool you the Mercury Quicksilver Black Diamond 8" Pitch Propeller packs a confident punch on the water

Yamaha Waverunner Pro Lanyard with Whistle - Blue- MWV-PROLN-YD-BL MerCruiser-4-5L-MPI-Bravo-2021 A: It’s designed to openThe WaveRunner Pro Lanyard with Whistle features marine grade webbing with neoprene liner. Very comfortable and it floats for your convenience. Includes wrist strap coiled cord whistle and clip for stop switch. Fits all WaveRunner models (not suitable for Yamaha Boats). WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to