remove the plastic or metal cover that is in the center of the valve cover. Then remove the coils one at a time (Its best to do them one at a time to keep track of where they came from) and DO NOT disconnect the wires going to the coils. Once you have removed the coil then you will be able to remove the spark plug. any problems contact me at paulstaley2006@Yahoo.com
The recommended spark plug gap for a 1987 Volvo (all models) is .028"
spark plug gap is .028
With a spark plug socket and socket wrenches and extensions.
You have to remove the coil that sits on top of the spark plug, coils are the six square objects that have spark plug wires running to them.
remove the spark plug wires one at a time and unscrew the plugs
Replace the spark plugs, spark plug wires, spark plug rotor & distributor, put in new air filter & change the fuel filter.
Spark plugs are easy to change. One disconnects the batter and spark plug cables, and removes the old spark plugs. Next a person puts in the new spark plugs, then reconnects spark plug cables and the battery.
.30
gap is .028
0.30
The 1996 GMC Sierra six-cylinder spark plug gap, is .009. Most spark plugs are pre-gapped by the spark plug manufacturer.
when do you have to change a spark plug and how many miles when do you have to change a spark plug and how many miles