PerTronix Ignitor II Electronic Ignition Distributor Conversion Kit - GM 57-74 V-8 Speedometer / Tachometer Combo Vehicle Applications: GMC SIERRA 1500

Vehicle Applications: GMC SIERRA 1500 CREW CAB/CHEVROLET SILVERADO 1500 CREW CAB 19-20

5/8"-18 threaded hole in fitting accepts popular sending units

Available in Mild Steel or Chrome Moly

Stainless Steel & Aluminum Construction

Compatible with 1 - 4 pulse ignition signals (2-8 cylinder engines) with points

PerTronix Ignitor II Electronic Ignition Distributor Conversion Kit - GM 57-74 V-8 Speedometer / Tachometer Combo Vehicle Applications: GMC SIERRA 1500PerTronix 91181 Ignitor II Adaptive Dwell Control Delco 8 cylinder. Features: Adaptive dwell maintains peak energy throughout the entire RPM range, reducing misfires while improving engine performance. Develops on average 4 times more available energy between 3000 and 5000 RPM, and 2 times more available plug voltage. Compensates Pertronix manufactures a broad range of ignition components, including distributor caps and rotors, and related components.