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The TOPRAN 304 810 crankshaft impulse sender is a critical component for your engine's management system. It precisely detects the rotational speed of the crankshaft, providing essential data to the engine control unit (ECU). This data is vital for ignition timing, fuel injection, and overall engine performance. A malfunctioning impulse sender can lead to issues such as poor starting, rough idling, stalling, or even a no-start condition. Ensure your engine runs smoothly and efficiently by replacing a faulty crankshaft impulse sender with this reliable TOPRAN part. It is engineered to meet or exceed original equipment specifications for a direct fit and dependable operation.