What Size Are BMW Spark Plugs?

What is the best spark plug for BMW?

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What size are Honda spark plugs?

5/8″ is industry standard, but a 16mm would work too depending on what type of sockets you have. Re: What size socket to change spark plugs? 5/8″ is industry standard, but a 16mm would work too depending on what type of sockets you have.

How much does it cost to change spark plugs on a BMW?

The Best in Auto Repair The average cost for a BMW 328i spark plug replacement is between $226 and $342. Labor costs are estimated between $150 and $190 while parts are priced between $76 and $152. This range does not include taxes and fees, and does not factor in your unique location.

How do I know if my spark plugs need changing?

Here are seven symptoms that let you know it’s time to replace your spark plugs.The car is hard to start. … The engine misfires. … The car gets poor fuel economy. … Rough engine idle. … Your car struggles to accelerate. … The engine is really loud. … Your ‘check engine’ light is on. … Frequency of replacing spark plugs.

Are BMW spark plugs pre gapped?

Nearly all plugs come pre-gapped now. Factory-specified plugs for BMW motorcycles have come correctly pre-gapped since the 1970s.

Which is better iridium or platinum spark plug?

Iridium is said to be six times harder and eight times stronger than platinum with a 700° higher melting point. Iridium spark plugs have extremely fine electrodes while retaining excellent wear characteristics. Thanks to its strength, iridium spark plugs can last up to 25% longer than comparable platinum spark plugs.

What size is a standard spark plug socket?

The most important tool is a socket wrench with an extension and a spark plug socket. Spark plug sockets come in two sizes: 5/8 inches and 13/16 inches. Most spark plug sockets have a rubber insert that holds the plug snugly in place. You may also need a universal joint if your spark plugs are difficult to reach.

What is the most common spark plug socket size?

5/8″The most common spark plug size is 5/8″ but the actual size you need is very vehicle dependent. Spark plug sockets are usually sold individually (Gearwrench example) but also come in sets. Some include various sizes and extensions, such as this higher end set by Sunex.

How do I know my spark plug size?

The first letter of the ND spark plug code (in this case an “X”) indicates the thread size of the spark plug. There are three size spark plug threads currently being used in motorcycles and ATVs. “W” indicates a 14 mm x 1.25 pitch size, “X” indicates a 12 mm x 1.25 size and “U” indicates a 10 mm x 1.0 size.

How often should you change spark plugs on a BMW?

Some Des Peres drivers often wonder how often they need to change the spark plugs in their BMW vehicle. While experts generally recommend replacing them every 30,000 miles, it will vary depending on your specific model.

Are spark plugs a standard size?

Most people use 3/8 for servicing spark plugs, so most spark plug sockets are 3/8 drive. There are 1/2 drive spark plug sockets, but it is unlikely that is an issue. I have never heard of a 3/8 size spark plug. Most spark plugs require a 5/8″ (16mm) size spark plug socket.

What kind of spark plugs does BMW use?

Bosch and NGK are original suppliers to BMW for spark plugs and the ignition system is set up to use these plugs.