Boat Exhaust Hose - 3 1/2" (89mm) reinforced 3ft length water pump kit switch shown on a following

switch shown on a following page

360mm actual muffler body length

This lightweight design has been tested to over 100 PSI and has been a favorite among world class boat racers for years

These pumps also have 2 screws on their covers

With the flexibility to adjust the ring of the flap to your desired size (65mm-89mm)

Boat Exhaust Hose - 3 1/2" (89mm) reinforced 3ft length water pump kit switch shown on a followingExhaust Hose reinforced Heavy Duty Mandrel Built Straight Hose for the Transfer of Water in Motor Cooling Systems. 3ft length Black smooth synthetic rubber with high strength synthetic cord reinforcement. 35deg celcius 98deg celcius rating