Oldsmobile V8 260-455, Magnetic Trigger, Mechanical Advance

MSD8566

D8566

CNC machined billet aluminium housing and billet aluminium base Easy-to-adjust mechanical advance with supplied springs and stop bushings Maintenance-free magnetic pickup and precision reluctor create stable trigger signals throughout the rpm range Polished steel shaft is QPQ coated and guided by two sealed ball bearings Advance plate and weights are fine blanked from chrome moly steel and QPQ coated for friction reduction Mechanical advance assembly can be locked out for crank trigger systems Advance weight pins are staked and tig welded to the plate Nylon pads ensure smooth operation of the advance weights Supplied with an HEI style distributor cap and rotor (accepts Cap-A-Dapts) Must be used with an MSD 6, 7, 8 or 10 Series Ignition. Will not accept a vacuum advance canister. To suit Oldsmobile V8, 2 60, 307, 3, 425, 455 Sharing the CNC machining techniques with the rest of the MSD Distributor line, the Olds housing is machined from high quality 6061-T6 aluminium Adding to this strength are two sealed ball bearings that guide the 0.500" shaft accurately through 10,000+ rpm. 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.