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Champion D-21 Spark Plug, 0.023 to 0.028 in Fill Gap, 0.709 in Thread, 7/8 in Hex, For: Lawn and Garden
Price
$5.25
Patented high voltage semi-conductor resistor for maximum EMI suppression. Copper core center electrode reduces engine misfire caused by fouling. Triple seal assembly with upper and lower metal gaskets and sillment seal, eliminates spark plug failure due to heat or mechanically induced stress. Triple-coated shell, Tintac and Ultraseal over zinc plating resist corrosion and spark plug seizure.
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Product Overview
- Patented high voltage semi-conductor resistor for maximum EMI suppression. Copper core center electrode reduces engine misfire caused by fouling. Triple seal assembly with upper and lower metal gaskets and sillment seal, eliminates spark plug failure due to heat or mechanically induced stress. Triple-coated shell, Tintac and Ultraseal over zinc plating resist corrosion and spark plug seizure.
- Electrode: Nickel Copper Alloy
- Fill Gap Size: 0.023 to 0.028
- Hex Size: 7/8
- Suitable for: Lawn and Garden
Capacity / Size0.023 to 0.028
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| Product |  Champion D-21 Spark Plug, 0.023 to 0.028 in Fill Gap, 0.709 in Thread, 7/8 in Hex, For: Lawn and GardenCurrent | Champion CH516 Muriatic Acid, 1 gal | Champion J8C Spark Plug, For: Small Engines, 0.027 to 0.033 in Fill Gap, 0.551 in Thread | Champion J17LM Spark Plug, 0.023 to 0.028 in Fill Gap, 0.551 in Thread, 0.813 in Hex, Copper, For: Small Engines |
|---|---|---|---|---|
| Price | $5.25 | $8.85 | $3.35 | $3.45 |
| Availability | Out of stock | Out of stock | Out of stock | In stock |
| Capacity / Size | 0.023 to 0.028 | Review specs | 0.027 to 0.033 | 0.023 to 0.028 |
| Temperature | Review specs | Review specs | Review specs | Review specs |
| Power | Review specs | Review specs | Review specs | Review specs |