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Reliable ignition performance for various vehicles
The Autolite Spark Plug 4316 is engineered to provide exceptional ignition performance for a wide range of vehicles, including Japanese, European, and Korean models. With over a century of experience in the automotive industry, Autolite ensures that each spark plug meets or exceeds original equipment (OE) quality standards, delivering reliable starts, improved fuel efficiency, and smooth acceleration.
Features
- Copper-Glass Seal bonds the insulator, terminal post, and center electrode for a gas-tight seal, ensuring full voltage at the spark gap.
- Multi-rib insulator minimizes the risk of "flash-over" for enhanced safety.
- One-piece terminal post design increases strength and durability.
- Cold-formed steel shell with precision rolled threads for a secure fit.
- Full copper core electrode enhances performance across all driving conditions.
- Resistor technology reduces radio frequency interference (RFI) and minimizes electrode erosion.
Specifications
- Manufacturer: Autolite Spark Plugs
- Manufacturer Part Number: 4316
- Resistor: No
- Electrode Type: Tapered Center
- Electrode Core Material: Copper
- Electrode Tip Material: Nickel Alloy
- Insulator Type: Non-Projected
- Thread Size (IN): 0.39 Inch
- Quantity: Single
- Reach: 0.438 Inch
- Seat Type: Gasket
- Wrench Diameter: 13/16 Inch
Compatibility/Fit
- 1932-1963 Harley Davidson G Servi-Car
- 1964-1973 Harley Davidson GE Servi-Car
- 1972-1978 Harley Davidson XLH1000
- 1958-1971 Harley Davidson XLH900
Shipping & Returns
- This product ships to the US and Canada.
- This product typically ships within 1 to 3 business days.
- Returns are accepted within 30 days for items in like-new condition.
