SP1 Spark Plug Indexing Washer Kit
- Indexed spark plugs provide better fuel mileage and increased spark plug life
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Align electrode with intake port
- Hottest part of spark flame meets fuel charge head-on
- Mark electrode side of plug and index with various washers to achieve correct aim
- Includes 8 anodized aluminum washers for 2-cylinder applications
Product Note:
| Specification | Details |
|---|---|
| Engine Type | Varies (make selection above) |
| Quantity | Varies (make selection above) |
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