PerTronix Ignitor Ignition Conversion Kit - Points to Electronic - Magnetic Trigger - Various 4-Cylinder Applications 1542 NPT Caps and you can set a

and you can set a timing curve with the twist of a rotary dial

Commonly found on Dirt Modified and Late Models

Moroso GM LS-Series Valve Covers

Axle Bearing

PerTronix Ignitor Ignition Conversion Kit - Points to Electronic - Magnetic Trigger - Various 4-Cylinder Applications 1542 NPT Caps and you can set aPerTronix 1542 Ignitor Prestolite 4 cylinder. Features: Delivers twice the voltage to the spark plugs, increasing horsepower, fuel economy, and spark plug life. 2: 1 improvement over "points" in current fall time for increased coil output. Rotating cobalt magnets trigger a Hall Effect integrated circuit; Pertronix manufactures a broad range of ignition components, including distributor caps and rotors, and related components. They are best known for