MSD 8546 Distributor

Smaller diameter CNC machined billet aluminum housing and billet aluminum base clears aftermarket heads and valve covers Must be used with an MSD Ignition Control Supplied with small diameter cap with HEI style terminals and race rotor (will accept 8441 Cap-A-Dapt) 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