I am currently focusing on one motor design based off the 98mm 'bolted' motor from Contrail.You're not the first to think of using 8g and 16g nitrous canisters in hybrids.
Supporting RealVision 3D and 1kw CHIRP sonar (with optional transducers) the Raymarine HybridTouch control makes the Axiom Pro RXV 12 the new standard for “all-in-one” multifunction devices.