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:
Specify if for HPDI — add neutral cable #1566.3.
Heavier load capability then AA6 series.
Uses 7 7/8 impeller and liner in place of 7 5/8 impeller and liner.