A: Yes. When ACDelco spark plugs are manufactured, they are pre-gapped to the correct gap specification. ... A: Not always, but you should inspect your spark plug wires for wear when replacing your spark plugs. Refer to your vehicle owner's manual or contact the manufacturer for more information.
Do spark plugs come pre-gapped?
Not always. In the past, it was necessary to gap spark plugs, but today spark plugs are usually pre-gapped. It is advisable to double check that the gap is correctly set to the vehicle's recommended setting when installing spark plugs.
Do you need to Gap ACDelco Iridium spark plugs?
NOTE: ACDelco Iridium Spark Plugs are pre-gapped during manufacturing. Never attempt to gap an ACDelco Iridium Spark Plug. You could damage the spark plug.
Are ACDelco 41 162 pre-gapped?
Iridium offers excellent engine idle stability, reliable cold starting, quick acceleration and smooth performance. ... NOTE: ACDelco Professional Iridium Spark Plugs are pre-gapped during manufacturing.Sep 2, 2021
Do you gap ACDelco Iridium plugs?
NOTE: ACDelco Professional Iridium Spark Plugs are pre-gapped during manufacturing. Never attempt to gap an ACDelco Professional Iridium Spark Plug. You could damage the spark plug.
Do you need to Gap Iridium spark plugs?
In most cases your Iridium Power plugs do not need to be gapped. ... Should you decide to re-gap your Iridium Power plug, use extreme caution as improper gapping may damage or destroy the Iridium center electrode or porcelain center.
How do I close the gap on my iridium plugs?
If it is necessary to widen the gap, do so with a tool that only pulls back on the ground electrode without touching the center electrode or the porcelain. To close the gap on a plug, gently tap the plug, electrode first on a hard surface.
You may experience more engine power with iridium spark plugs. Iridium spark plugs can improve the performance of your engine with regard to its power. This advantage becomes apparent in situations where you need to climb steep hills or handle challenging driving situations.Feb 14, 2020
Is iridium or platinum better?
Iridium is arguably eight times stronger and six times harder than platinum. It has a higher melting point of about 700 degrees compared to platinum. Platinum spark plugs wear out faster than iridium spark plugs. Iridium plugs are said to be more durable compared to platinum plugs up to 25% more.Oct 4, 2021