the best depends on what you look to achieve....Nology is the best high performance anything...however it doesn't have as long of a life span as a simple premium brands like Bosch... but go with Iridium plugs, and either Accel 300+ thundervolt, Nology hotwires, or Taylor
No, spark plugs do not cause ignition in diesels. The fuel compression causes ignition
You can remove the spark plugs in your 2003 Mitsubishi Eclipse by turning the spark plugs to the left. You should use a 5/8 deep well socket. The spark plugs will come out.
Platinum spark plugs, 100K. Standard spark plugs, 50K.
With a Spark plug Wrench
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a diesel engine uses compression and has no need of spark plugs
remove the ignition coils on the intake and they are underneath it. your vehicle has distributorless ignition, therfore there aren't any spark plug wires, instead it has individual ignition coils with the spark plugs directly underneath them.
it has two that i can find
On top of the spark plugs.
Once on 1-2 year on regular spark plugs. Once every there years on High end spark plugs.
All depends on what kind of spark plugs you have. It could either be 30,000 miles or 150,000 miles.
If there is any residue on the spark plug, it will not produce a sufficient spark for the engine ignition.