NGK Spark Plugs Spark Plug 3691
Electrode Core Material
Iridium
Electrode Tip Material
Nickel
Electrode Type
Fine Wire Center
Insulator Type
Projected
Quantity
Single
Reach
0.709 Inch
Resistor
Yes
Seat Type
Tapered
Thread Size (IN)
0.551 Inch
Thread Size (MM)
14 Millimeter
Wrench Diameter
5/8 Inch
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NGK Spark Plugs Spark Plug
Spark Plug; Iridium IX Spark Plug; TR8IX; Non Automotive; Single
MPN: 3691
NGK's IX Iridium Series Plugs were Designed Specifically for the Performance Enthusiast.
Resistor: Yes
Electrode Type: Fine Wire Center
Electrode Core Material: Iridium
Electrode Tip Material: Nickel
Insulator Type: Projected
Thread Size (IN): 0.551 Inch
Thread Size (MM): 14 Millimeter
Reach: 0.709 Inch
Seat Type: Tapered
Wrench Diameter: 5/8 Inch
Quantity: Single
Features
- Fine Iridium Tip Ensures High Durability And A Consistently Stable Spark
- Iridium Alloy Has Extremely High Melting Point, Perfect For Today’s High-Tech, High-Performance Engines
- Trivalent Metal Plating Provides Superior Anti-Corrosion And Anti-Seizing Properties
- Corrugated Ribs Prevent Flashover
- Pure Alumina Silicate Ceramic Insulator, Provides Superior Strength And Better Heat Transfer
- Copper Core Aids In Heat Removal
- Triple Seals Prevent Leakage
- Limited 90 Day Warranty
Specifications of NGK Spark Plugs Spark Plug 3691 | |
Electrode Core Material | Iridium |
Electrode Tip Material | Nickel |
Electrode Type | Fine Wire Center |
Insulator Type | Projected |
Quantity | Single |
Reach | 0.709 Inch |
Resistor | Yes |
Seat Type | Tapered |
Thread Size (IN) | 0.551 Inch |
Thread Size (MM) | 14 Millimeter |
Wrench Diameter | 5/8 Inch |
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