When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
Pertronix 91589 Ignitor II Adaptive Dwell Control Ignition Module Prestolite Electronic Distributor 8 Cylinder High Performance Ignition Upgrade SystemDescription
The Pertronix 91589 Ignitor II is an advanced electronic ignition module designed to upgrade Prestolite electronic distributors for 8-cylinder applications. It replaces traditional ignition components with modern adaptive dwell control technology for improved performance, reliability, and efficiency.
Engineered with intelligent dwell adjustment, this system delivers stronger spark energy across the entire RPM range, reducing misfires and improving throttle response. It automatically compensates for engine speed changes, ensuring optimal ignition timing and consistent power output.
Ideal for performance and restoration applications, the Ignitor II enhances cold starting, fuel efficiency, and overall engine smoothness when paired with compatible Flame-Thrower coils.
Features
- Pertronix 91589 Ignitor II ignition module
- Adaptive dwell control technology
- Fits Prestolite electronic distributors
- Up to 4x more energy at mid-to-high RPM
- Improved spark voltage and combustion efficiency
- Reduces misfires across RPM range
- Enhanced cold starting performance
- Electronic timing optimization
- Plug-and-play replacement design
- Eliminates points and condenser wear
- Compatible with Flame-Thrower coils
- Improves throttle response and power
- Reduces heat build-up in ignition system
- Durable long-lasting electronic construction
- Designed for performance and classic vehicles
Compatible ModelsApplicationDetailsPrestolite Distributors8 Cylinder Electronic Ignition SystemsClassic CarsPerformance Ignition Upgrade ApplicationsHot Rod / Performance BuildsElectronic Ignition Conversion Systems