Description
Mercury 813413 NGK B7S Spark Plug
Mercury part 813413 identifies an NGK B7S replacement spark plug. This listing is for one spark plug, allowing you to order the quantity required for your engine.
Product Identification
- Mercury part number: 813413
- NGK plug code: B7S
- Quantity: one spark plug
Check Before Ordering
Use this plug only where the engine parts catalog or service manual specifies NGK B7S or Mercury 813413. Similar plug names and appearances do not establish interchangeability. Confirm the exact engine model and serial number when checking the required plug.
Installation
Follow the engine service manual for the spark plug gap, tightening procedure and replacement interval. Order the number of plugs needed for your engine; this listing is not a complete engine spark plug set.