Under the MSD cap there is a mechanical advance assembly that can easily be tuned to your engine's specifications. Different advance springs and stop bushings are supplied, giving you 24 curves to choose from. The Ready-to-Run AMC distributor also has a vacuum advance canister and is supplied with everything you need for installation!

Features

Simple and clean installation with only three wires to connect

CARB E.O. Approved

Does not require an MSD Ignition Control

Supplied with an HEI style distributor cap and rotor (accepts Cap-A-Dapts)

Polished steel shaft is QPQ coated and guided by a sealed ball bearing

Maintenance-free magnetic pickup and precision reluctor create stable trigger signals throughout the rpm range

Vacuum advance canister for improved economy (can be locked out)

Easy-to-adjust mechanical advance with supplied springs and stop bushings

CNC machined billet aluminum housing and billet aluminum base

Powerful built-in module produces a 7.5 amp single spark through high rpm

Includes built-in Rev Limiter!