1/8th serpents have amazing traction and on 4s can put 200A down on the ground, while their F1 car is only 2WD I bet it can handle a lot more power than either setup.
Hot Bodies Lightning 2 Pro carbon, Mega 22/30/2, MMM, 4s3-5Ah.
Tamiya F201 carbon, Mamba 7700, MM, 2s A123 2.3ah.
Xray XT8, 1518, MMM, 4s5Ah.
Lots of boats. fastelectrics.net