PerTronix 91581LS Ignitor II Kit For Original 8 Cylinders Single Point Prestolite Marine Distributors, 12-Volt Negative Ground.

PerTronix 91581LS Ignitor II Kit For Original 8 Cylinders Single Point Prestolite Marine Distributors, 12-Volt Negative Ground.

• Develops on average 4 times more available energy between 3000 and 5000 RPM, and 2 times more available plug voltage when used with Pertronix Flame-Thrower Coils
• Adaptive dwell maintains peak energy throughout the entire RPM range, reducing misfires while improving engine performance
• Synchronized peak current and spark timing reduces heat build-up and compensates for inherent electronic delay by adjusting the spark timing throughout the entire RPM range
• Senses startup and develops more energy for quicker, easier starting
• Pair with Pertronix Flame-Thrower Canister Coils 45001, 45011, 45111 for optimal performance