Compatible with CDI ignition systems of the Ducati Monster/Supersport 400/600/750/900 series, high-performance ignition module BB1105.

【Specifically Designed for Classic Ducati Models】 This product is a CDI (capacitor ignition) system specifically designed for air-cooled Ducati L-twin models and is compatible with various models in the Monster and Supersport series (400cc, 600cc, 750cc, 900cc). It is equivalent to the original Ducati part number BB1105. Manufactured to the specifications of the original Ducati ignition system, it serves to restore or improve the ignition performance and reliability of these classic models. [Ignition Solution for Classic Models] Optimized for the ignition requirements of early air-cooled Ducati twin-cylinder engines, it ensures stable and precise ignition timing. Replacing a worn or faulty original CDI effectively resolves operational problems related to faulty ignition and brings your classic Ducati back to life.

【High-Quality, Durable Construction】

Main Components: Utilizes highly stable integrated circuits and high-temperature resistant electronic components, ensuring stable operation and a reliable ignition signal even at the relatively high temperatures found in the engine compartment of classic models.

Protective Housing: A robust housing made of metal or engineering plastic provides basic protection and efficient heat dissipation.

Precise Compatibility: The connector interface is compatible with the vehicle's original wiring harness and designed for direct replacement, simplifying installation.

【Fixes Common Problems in Classic Models】 Replacing this part effectively resolves the following issues:

Difficulty starting the engine, especially after warm-up.

Rough idle, sporadic misfires, or uneven power delivery.

**Slow or jerky acceleration.** Increased Fuel consumption or power loss due to ignition module aging. **[Easy Installation]** Usually located under the seat cushion or in the side panel. Before installation, disconnect the negative terminal of the vehicle battery, disconnect the original CDI connector, replace and secure this product, and then reconnect it. Key compatibility information (based on model BB1105): Compatible makes/models: Ducati Monster (e.g., M400, M600, M750, M900) and Supersport (e.g., SS 400, SS 600, SS 750, SS 900).