• CNC machined billet aluminium housing and billet aluminium.
• 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 HEI style distributor cap and rotor.
• Must be used with an MSD 6, 7, 8 or 10 Ignition Control.
• Does not accept a vacuum advance.
• Will not fit Tunnel Ram or EFI manifolds.

For accurate timing, a high output magnetic pick-up is used that plugs directly into your MSD Ignition Control. There is an easy-to-adjust mechanical advance mounted on top of each distributor and is easily tuned with an assortment of supplied advance stop bushings and advance springs.

Product Reviews for MSD8589 - MSD