Most spark plugs require a 5/8″ (16mm) size spark plug socket. This refers to the size of the flats on the spark plug that are in contact with the socket.
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.
Are all spark plugs the same size?
While you should buy spark plugs in matching sets for your vehicle, not all spark plugs are universal. Spark plugs come in different sizes with different gaps and are manufactured using a variety of metals. Finding the ones that you need can be difficult.
What size is a NGK spark plug?
| Gap | 0.032″ (0.8mm) |
|---|---|
| Heat Range | 8 |
| Hex Size | 13/16″ (20.6mm) |
| Reach | 19mm (3/4″) |
| Seat | Gasket seat |
What size spark plug do I need for my lawn mower?
Ideally, most automobile spark plugs use a thread size of about 14mm thread why those of lawn mower range between 10 to 12 mm.
How do I choose a spark plug?
It’s the preferred. Technology for DIS engines or ignition. Systems without a distributor double
What size are modern spark plugs?
5/8″ and 13/16″ are the most common. Sometimes you see 3/4″, 18mm, and rarely 15mm. For a car it’s usually a 5/8,11/16 or 13/16 inch socket,for a lawnmower it’s 5/8,11/16 ,or 3/4 of an inch ! It all depends on the spark plug that is recommended for the particular engine.
Will any spark plug fit any car?
All spark plug manufacturers cross-reference their plugs with other brands so their brand can be interchanged with other brands. … In other words, any brand of spark plug can be used in any vehicle make or model application assuming the plug has the correct dimensions, design and heat range.