Description:
The Autolite 275 Copper Spark Plug is engineered to deliver reliable ignition performance, quick engine starts, and consistent engine power. Built with a copper core center electrode, it provides superior heat transfer that helps maintain proper operating temperatures and resist fouling.
High nickel alloy center and ground electrodes enhance durability and extend the spark plug’s service life. The multi-rib high alumina ceramic insulator improves electrical insulation and heat dissipation, helping maintain stable performance under demanding operating conditions. A corrosion-resistant nickel-plated shell further improves durability and protects against rust.
Autolite copper spark plugs are designed to meet the performance expectations of many gasoline engines, making them a dependable choice for 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 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 and increase durability
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Designed for quick starts and dependable ignition performance
Product Specifications:
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Part number: 275
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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: 14 mm
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Thread size: M14 × 1.25
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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: 13/16 in
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Resistor type: No
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Resistance: 1 ohm
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Pre-gap size: 0.6 mm
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Manufacturer heat range: 8
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Insulator material: Ceramic
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Center electrode design: Standard
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Center electrode projection: Mid projection
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Electrical terminal type: Removable nut
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Skirt: Yes