








🏍️ Ignite your Harley’s soul with NGK Iridium precision!
NGK 6046 (now NGK 97637 DCPR7EIX) Iridium spark plugs are engineered specifically for Harley-Davidson Twin Cam and XL engines, featuring a durable iridium core and precise 12mm-19mm threading. As the world’s leading OEM spark plug supplier, NGK delivers unmatched ignition performance, longevity, and a perfect fit, packaged in a convenient 4-piece set for complete engine optimization.
| Brand | NGK |
| Core Material | Iridium |
| Thread Size | 12mm-19mm |
| Top Material Type | Iridium |
| Vehicle Service Type | Harley-Davidson (Twin Cam and XL), based on the product title and bullet points, and Iridium Max, as per the spark plug type from external sources |
| Automotive Fit Type | Vehicle Specific Fit |
| UPC | 014575182115 |
| Manufacturer | NGK Spark Plugs |
| Item Weight | 5.9 ounces |
| Package Dimensions | 4.33 x 3.5 x 0.94 inches |
| Item model number | DCPR7EIX |
| Manufacturer Part Number | 97637 |
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