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1. Connect the distributor's B+ (battery) terminal to a switched 12-volt source, such as the ignition switch.
2. Connect the distributor's tach terminal to the tachometer signal wire, if you have a tachometer.
3. Connect the distributor's ground wire to a good engine ground.
4. Connect the distributor's #1 spark plug wire to the #1 spark plug on the engine. The #1 spark plug is usually located on the driver's side front cylinder.
5. Connect the remaining spark plug wires in firing order sequence to the distributor cap terminals. The firing order for a Buick 455 engine is 1-8-4-3-6-5-7-2.
You can try https://big-manuals.com/ ... stuff likewiring, schematic, electrical diagrams, torq settings, parts info, error/fault codes, full assembly/dissembly, service instructions and a lot moreetc are basic contents of these online books they here on this website
you can search your particular vehicle schematic or find it in a chiltons or haynes book look for the engine schematic and the wire will be connected to your #1 coil + wire on separate coils if you have coil packs for 3-4 plugs each there should be 3 wires 2+ones 1-return find the + associated with the #1plug
the signal wire is coming from the distributor under the hood run the wire through the fire wall to that wire and as 4 the wire that lights up the tach piggyback that wire off of the cigarette lighter on the fuse box
IT'S A BLUE WIRE ON THE BACK OF THE CONNECTOR THAT WOULD NORMALLY GO TO THE FACTORY TACHOMETER IN THE DASH. YOU HAVE TO REMOVE THE DASH GAUGE CLUSTER TO GET AT THE CONNECTOR. THE CONNECTOR WILL NOT BE PLUGGED INTO ANYTHING IF YOU DON'T HAVE A FACTORY TACHOMETER (DX, CX, HX ETC...YOU WILL HAVE TO SPLICE INTO OR CUT THE BLUE WIRE FROM THE PLUG. IT GOES TO TACH SIGNAL WIRE ON YOUR NEW TACH.
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