AC90 OPT Jet Kit 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: Starting in 2006, tiller handle shift cable assy #2043. For use on – 75HP, 80HP, 85HP, 90HP Mercury/Mariner 2 Stroke Motors Price: $