TIG-welded on top of the polished steel shaft is MSD's adjustable mechanical advance assembly. To accurately trigger the ignition, a high-output magnetic pick-up is bolted to the base. This trigger pick-up produces a precise trigger signal. An MSD red cap with brass terminals and Race Rotor are supplied.

Features

CNC machined billet aluminum housing and billet aluminum base

Will not accept a vacuum advance canister

Must be used with an MSD Ignition Control

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

Nylon pads ensure smooth operation of the advance weights

Advance weight pins are staked and tig welded to the plate

Mechanical advance assembly can be locked out for crank trigger systems

Advance plate and weights are fine blanked from chrome moly steel and QPQ coated for friction reduction

Polished steel shaft is QPQ coated and guided by two sealed ball bearings

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

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

No CARB Exemption Order Number