Ayuh,.....Welcome Aboard,.... Yer question is rather confusin',.....
Do you have a busted SX- Cobra in the boat, 'n want to swap in another SX- Cobra,..??
Or,.....
Do you have a busted stringer 800 drive, 'n you want to swap in a SX-Cobra,..??
In other words,...... Where does this "800"...