Distributor Caps and Rotors

Learn how HEI distributors work, how to wire and install them, and why they’re a top upgrade over points ignition systems. Includes tips on testing, vacuum advance, and DUI distributor benefits.

Bringing an old Mopar back to life isn't always a breeze. Fortunately, MSD has come up with a solution for those outdated and unreliable points-type ignition systems. Find out how to install a MSD 8386 distributor and MSD 5531 spark plug wires

Tim M. continues his quest to breathe life into a tired old 241 Dodge baby Hemi. This round, Tim dives into giving the 241 an electrifying makeover, courtesy of a Pertonix electronic ignition system, all cleverly hidden inside existing hardware.

Modern hot rodding often blends classic looks with modern tech. Integrating current tech in custom cars can face issues like radio noise and erratic gauges due to EMI. This guide helps diagnose and repair common EMI causes.

Upgrading to electronic ignition is a huge improvement in performance, reliability, and lower maintenance that you can add to just about any engine your project may be running. Learn all about your electronic ignition choices in this buyer's guide.

Instructions on how to install a PerTronix Ignitor Kit in an old flathead distributor for a flathead V8.

Learn about some of the differences between factory plug wires and the improvements you'll receive with a quality set of aftermarket performance wires in our spark plug wire buyer's guide

Looking for an easy performance upgrade to your ignition system? MSD's line of Ignition Control Boxes offer extreme improvements to drivability and high rpm applications. Here's a look at the differences between the 6 series line-up.

It's important to pick the correct distributor gear material for your camshaft to prevent the gear failing and causing big problems for your engine.

Learn how to set initial timing on the Chevy 350 SBC and the Ford 302. Our guide covers step by step instructions so you can set timing on your engine.