Foreign vehicles due to the fuel injection systems some foreign vehicles may require a special tachfuel injection adapter to use an msd ignition. If this occurs bypass the filter.

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Jegs tach wiring diagram. If your gm vehicle has an in line filter it may cause the tach to drop to zero on acceleration. Our warehouse is filled with millions of name brand auto parts ready for same day. More information on tachometers and msd tach adapters see the tachometer section on page 6. Tachometer outputs on modern vehicles can range from. Incorrect installation will damage the tachometer. Since this harness can be installed in many different types of vehicles the installation may require some modifications to suit the options and features of your vehicle.
If you are unsure which signal input to use connect your signal source to sig 1. A good quality helically. Tachometers and msd tach adapters see the tachometer section on page 7. Wire color comments. Spark plugs and wires spark plug wires are very important to the operation of your ignition system. Only connect 1 signal input.
If this occurs bypass the filter. The jegs universal wiring harness is designed for use in most cars or trucks that have the engine mounted in the front of the vehicle and can mount the fuse block under the dash. Jegs has a knowledgeable technical support staff outstanding customer service and 100 satisfaction guarantee. Wiring diagram tachometer signal hookup additional info this tachometer has two signal input options. If your gm vehicle has an inline filter it may cause the tach to drop to zero on acceleration. View and clear peak rpm value to view the peak rpm value press the up.