- Adding a Dedicated Starting Battery
- Diagnosing the Engine Temp Gauge
- Diagnosing the Fuel Gauge
- Fuel Gauge Problems
- Improving the C320 Charging System – Approach 1
- Improving the C320 Charging System – Approach 2
- Installing a Questus Backstay Radar Mount and JRC Radar
- Lighting Upgrade for Early Catalina 320s – Approach 1
- Lighting Upgrade for Early Catalina 320s – Approach 2
- Testing Speed Transducer