9AC181 by PERTRONIX - Ignitor II Accel 340

The Pertronix 9AC-181 Ignitor II Adaptive Dwell Control is designed for Accel 34000 Series 8 Cylinder engines. This control maintains peak energy throughout the RPM range, reducing misfires and improving engine performance. It develops more available energy and plug voltage, compensates for electronic delay, and reduces heat build-up. The Ignitor II also senses startup and develops more energy for quicker, easier starting.