Jet kits come with all the hardware you need to convert your motor to a jet. (You will need to use the water pump off of your existing lower unit.)
Notes about this kit:
Includes shift cable assembly or shift rod for tiller steering.
Add $160 for 6 1/8 stainless steel impeller upgrade #1737.
For use on – 30HP, 35HP, 40HP Mercury/Mariner 4 Stroke Motors