Any engine needs a spark plug to start. Find just the quality marine-grade spark plugs for your boat engine with Champion Spark Plugs have it for you. Spark Plug L77JC4 821M is a conventional spark plug with electrodes made of a nickel alloy. These Plugs you can count on from Champion Spark Plugs include a copper core electrode for enhanced conductivity and "sure-fire" engine performance.
Key Features:
- OE style replacement plug
- The triple-coated shell provides outstanding corrosion resistance.
- Precision-rolled threads meet all manufacturer specifications.
- The nickel alloy center electrode and ground electrode have excellent wear characteristics.
- Copper core enhances efficiency and durability.
- Some plugs filter RFI to safeguard sensitive devices
- Resistant to overheating under severe load conditions
- ISO and SAE-certified for performance
Specifications:
- Brand: CHAMPION SPARK PLUGS
- SKU: 821M
- UPC: 037551005109
- Weight: 0.14 LBS
- Unit Of Measure: EA
- Manufacturer Part Number (MPN): 821M
- Shell Thread Diameter: 14mm
- Thread Pitch: 1.25mm
- Seat Type: Gasket
- Center Electrode Material: Nickel
- Center Electrode: Type: Standard
- Size: 2.5mm
- Projection: Non-Projected
- Resistor: No
- Heat Range: 77
