Getmybattery.com has your replacement battery for your S.O.S Marine MFG watercraft.  These batteries will fit in all models and years of S.O.S Marine MFG watercraft.  

Make your battery selection here:

$ 59.99

CB16CL-B    Power-Sonic Motorcycle Battery – Produ...

$ 89.37

PTX19CL-BS / (L) 6 7/8 (W) 4 (H) 6 7/8 / 12V 270CCA ...