Engineered Marine Products 300-02296 Rotor & Trigger Wheel for MerCruiser V6 Thunderbolt HEI Ignition

The Engineered Marine Products 300-02296 Rotor and Trigger Wheel Assembly is a precision-engineered replacement ignition component designed for MerCruiser V6 engines with Thunderbolt HEI ignition systems. This critical ignition component ensures reliable spark distribution to your engine cylinders for optimal performance and starting.

Key Features:

• Complete rotor and trigger wheel assembly for hassle-free installation
• Engineered for 1985-1997 V6, 225-390 HP GM and MIE engines with Thunderbolt HEI ignition
• Precision-manufactured to ensure proper ignition timing and spark distribution
• Direct replacement for Mercury part numbers 13524A6, 13524A4, 13524Q06, 19405A4, and 90576A5
• Interchangeable with Sierra 18-5432, GLM 72890, and Mallory 9-29218

This rotor assembly works in conjunction with the distributor cap to transfer high-voltage pulses from the ignition coil to the engine cylinders at precisely the right moment. The integrated trigger wheel provides accurate timing signals to the ignition system, ensuring smooth engine operation and reliable starting in all conditions.