Relatively basic....if you know where is the two coil pack(one each side of motor), you will see four big wires in rubber each side...follow one to the motor, unplug gently by the head and look in the hole and at the bottom, you will see your spark plug...if you do tune up..8 times for each wire....
Or if you do not know coilpack...check in front on the motor, you will see a big plastic support and four big rubberwire all together...and you follow them to the spark plug as described higher...
A 1999 Lincoln Town Car has a 4.6L V8. Ever since (I believe) 1991 they have had this engine.
In the engine... If it is a a straight six. They run in a row. follow the spark plugs wires to them.
follow the spark plug wire to the engine head and there they are
how do you change the spark plugs on a 1991 q 45 infiniti
4.3? Follow the spark plug wires from the spark plugs, they will lead you right to the distributor.
Check your voltage regulator located on the fire wall.
There are four spark plugs on each side of your 1991 Chevrolet engine. The spark plugs will be near the bottom of the engine.
find the wires and do one at a time as too not cross wires with different plugs
right on top of the motor. pull the spark plug wires out and use a 18 mm spark plug socket .and there ya go
To change the Spark Plugs on a Previa (1991-1996) you have to remove the passenger front seat, lift the carpet and then you will find a cover on the floorplate that has to be removed. Once the floorplate cover is off you will see the engine. There is also a small cover over the spark plugs and wires that has to be removed. The 2.4 liter petrol engine uses small 16mm spark plugs and a small 16mm socket will be needed to replace the plugs.
You only set the timiming for engines with spark plugs, and diesels don't use spark plugs.
The 1991 Mercury Marquis spark plug gap is .034. Most spark plugs will be pre-gapped by the spark plug manufacturer.