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.

Big foot motors require use of standard lower unit cooling pump, Mercury #46-812966A11 and jet part #1392.

Lg Jet Kit

For use on – 50HP, 55HP, 60HP Mercury/Mariner 4 Stroke Motors

Price: $