NGK (R5671A-8) Racing Spark Plug, Pack Of 4
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- Special Insulator Nose Configurations Improve Throttle Response
- Corrugated Ribs Prevent Flashover; Copper Core Aids In Heat Removal; Triple Seals Prevent Leakage
- Pure Alumina Silicate Ceramic Insulator; Provides Superior Strength And Better Heat Transfer
- Specs: Thread Size - 14mm; Pitch - 1.25mm; Seat Type - Gasket; Terminal Type - Solid; Gap - .031" (0.8mm)
