Overview Street rods look great with matching era power plants and the early Hemi engines are a great fit! More rodders are turning to these engines and MSD is excited to offer this Ready-to-Run Distributor to bring their ignition up to date! Fits early Hemi 392. Ready-to-run distributor includes a built-in ignition module. No MSD Ignition control required. Includes a built-in rev limiter Features Maintenance-free magnetic pickup and precision reluctor create stable trigger signals throughout the rpm range Powerful built-in module produces a 7.5 amp single spark through high rpm Does not require an MSD Ignition Control Supplied with a HEI style distributor cap and rotor (accepts Cap-A-Dapts) Mechanical advance assembly can be locked out for crank trigger systems Polished steel shaft is QPQ coated and guided by sealed ball bearings CARB E.O. Approved Simple and clean installation with only three wires to connect Now includes built-in Rev Limiter! Vacuum advance canister for improved economy (can be locked out) Easy-to-adjust mechanical advance with supplied springs and stop bushings