MSD 85551 Chevy V8 Pro-Billet Distributor HydroPower Power Brake Boosters 1973-98 Chevy GMC C10 C15 C20 Truck Specify 3 or 4 bolt

Specify 3 or 4 bolt mounting

11" Rotors Front and Rear

Our 1960-1962 Chevy and GMC truck disc brake conversion kits have great features including stock height or 2

*Gaskets sold separately *

and like all QuickSilver shifters

MSD 85551 Chevy V8 Pro-Billet Distributor HydroPower Power Brake Boosters 1973-98 Chevy GMC C10 C15 C20 Truck Specify 3 or 4 boltFor high rpm stability, a . 500" steel shaft is supported by a sealed ball bearing and a long sintered bushing. This shaft also receives a QPQ coating for friction reduction and resistance to corrosion. Different springs and stop bushings are supplied so you can tune an advance curve to match your application. Must be used with an MSD 6, 7 or 8 series ignition.