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Gm High Energy Igniton Electronic Distributor Proform Billet Distributor

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The new Proform billet distributor is custom-curved at the factory with medium-tension springs to maximize torque (PN 66997). After applying moly-based grease to its gear and installing/lubing the gasket, the distributor's rotor and vacuum advance are aligned as before. If done correctly, the vacuum advance unit and rotor should be in the same position as the original unit.
GM High Energy Ignition Electronic Distributor - Advanced HEI

 The new Proform billet distributor is custom-curved at the factory with medium-tension springs to maximize torque (PN 66997). After applying moly-based grease to its gear and installing/lubing the gasket, the distributor's rotor and vacuum advance are aligned as before. If done correctly, the vacuum advance unit and rotor should be in the same position as the original unit.  View Related Article

 

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