Can a LEGO Car Actually Drive Underwater? Full Upgrade Challenge!

🧱 What does it take to turn a regular LEGO Technic car into a vehicle that can actually drive underwater? This video follows the full upgrade process — from waterproofing motors and adjusting buoyancy to redesigning wheels and propulsion systems — testing each version in the water until it finally works as intended. 📌 In this video you'll see: Step-by-step upgrades transforming a standard LEGO Technic car into an underwater vehicle Waterproofing techniques for motors and electronics Buoyancy and weight adjustments to keep the vehicle stable underwater Redesigned wheels and propulsion for underwater movement Real underwater test runs showing what works — and what doesn't 👍 If you enjoyed watching this build, don't forget to: ✅ LIKE to support James Pon ✅ COMMENT which upgrade you think made the biggest difference ✅ SUBSCRIBE to James Pon for more LEGO Technic builds and challenges! 🔔 Turn on notifications so you never miss a new video! #LegoTechnic #JamesPon #LegoEngineering #LegoUnderwater #LegoBuild