116 reactions · 3 comments | Which is better for a jet boat - open or closed loop cooling 樂 We love the redundancy and corrosion resistance of a closed loop system like you’d find in a Sea-Doo / Rotax engine, but sometimes the simplicity and weight savings of a well-run open loop system can’t be beat!  Shop open-loop essentials like sand traps & bypass fittings at MiniJet.ca! | Minijet INC | Facebook

Closed Loop Cooling VS. Open Loop Cooling Debate

Closed cooling water system

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