Description:
The Autolite 3116 Copper Spark Plug is engineered to provide reliable ignition performance, quick engine starts, and consistent power delivery. Its copper core center electrode offers excellent heat transfer, helping maintain optimal operating temperatures and improving resistance to fouling.
Constructed with high nickel alloy center and ground electrodes, this spark plug delivers extended durability and dependable spark performance. The multi-rib high alumina ceramic insulator enhances electrical insulation and heat dissipation for stable operation under demanding conditions. A corrosion-resistant nickel-plated shell further protects the plug from rust and wear, ensuring long-term reliability.
Autolite copper spark plugs are designed to meet the performance needs of many gasoline engines, making them a dependable choice for regular maintenance and replacement.
Features:
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Copper core center electrode improves heat transfer and fouling resistance
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High nickel alloy center and ground electrodes help extend spark plug life
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Multi-rib ceramic insulator improves electrical insulation and strength
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Nickel-plated shell helps resist corrosion for longer service life
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Designed for quick starts and consistent ignition performance
Product Specifications:
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Part number: 3116
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Brand: Autolite
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Product type: Copper spark plug
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Center electrode core material: Copper
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Center electrode tip material: Nickel
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Ground electrode core material: Nickel
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Ground electrode tip material: Nickel
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Ground electrode configuration: Single
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Ground electrode quantity: 1
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Thread diameter: 18 mm
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Thread size: M18 × 1.5
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Seat type: Flat
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Washer type: Flat washer
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Washer included: Yes
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Hex size: 7/8 in
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Resistor type: No
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Resistance: 1 ohm
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Pre-gap size: 0.9 mm
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Manufacturer heat range: 5
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Insulator material: Ceramic
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Insulator height: 57 mm
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Center electrode design: Standard
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Center electrode projection: Mid projection
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Center electrode insulator tip projection: 0.106 in
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Electrical terminal type: Removable nut
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Skirt: Yes