OPTIBELT V-Belt MERCEDES BENZ W123
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EGP 140
NGK's Iridium Plugs are Constructed for Longer Life and Optimum Performance.
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.
Specs
Thread Size: 14mm
Thread Pitch: 1.25mm
Seat Type: Gasket
Resistor: Yes
Resistor Value: 5K Ohm
Reach: 19mm (3/4")
Hex Size: 13/16" (21mm)
Terminal Type: Removable Nut
Overall Height: JIS
Gap: .035" (0.9mm)
Center Electrode
Material: Nickel
Type: Standard
Size: 2.5mm
Projection: Projected
Ground Electrode
Material: Nickel
Type: Iridium
Torque Specs: Cast Iron: 18-25.3 lb. ft. Aluminum: 18-21.6 lb. ft.
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