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Are ACDelco plugs already gapped?

Are ACDelco plugs already gapped?

Are ACDelco spark plugs pre-gapped? Yes. When ACDelco spark plugs are manufactured, they are pre-gapped to the correct gap specification.

What brand of spark plugs does GM use?

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This item ACDelco GM Original Equipment 41-110 Iridium Spark Plug ACDelco GM Original Equipment 41-103 Iridium Spark Plug
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Price $707 $747
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Brand Name ACDelco ACDelco

What is the spark plug gap for ACDelco?

Spark Plug Gap is . 059.

Do AC Delco spark plugs need dielectric grease?

ACDelco Dielectric Silicone Grease is designed to coat the inside of spark plug boots to prevent them from sticking to ceramic insulators. It also checks corrosion by improving boot seal.

Is AC Delco a good spark plug?

ACDelco Professional Iridium Spark Plugs are the high quality replacement ideal for many vehicles on the road today.

Is ACDelco a good spark plug?

Where are ACDelco spark plugs made?

ACDelco Professional PLATINUM Spark Plug (Pack of 8) Made in USA.

Do you need to Gap AC Delco Iridium spark 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.

What do the last letters on a spark plug mean?

[YC] Firing End Design – The letters after the heat rating indicates a special spark plug construction feature called the firing end design. The letters refer to the center electrode material, projection dimension and ground material.

What does running a hotter spark plug do?

A “hot” spark plug has a longer insulator that prevents heat transfer into the water jackets. It keeps more heat in the tip of the spark plug, which helps burn off combustion chamber deposits.