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1986-1995 GMC G1500
Clip In / Wrap Around
Use open spacers where more plenum volume or more carb-to-plenum floor distance is required
2007-2010 Chevrolet Suburban 1500
PowerStep XL™
MSD Lockout Kit for GM OE HEI Vac. Advance Deutsch Connector Pliers 1986-1995 GMC G1500Will not work on MSD Pro Billet HEI PN 8365 or 83653. Lockout vacuum advance Easy install Works on most GM HEI distributors Perfect for racing applications Both of these parts are standard equipment on the MSD Circle Track HEI distributor but will work on most GM HEI's. Product Description: Spark Advance Lockout Vacuum Advance Plastic Black MSD GM OE HEI Distributor Sold Individually Racers never stop experimenting as they search for every way to
