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Bosch Nickel Copper-Core Spark Plug: Enhanced Durability & Performance

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Part # 7406
2 year warranty
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Product Information

Product Details
Part No. 7406
Warranty Details (2 Year Warranty)
BOSCH conventional Nickel-Copper Spark Plugs are designed to deliver performance and value. Heavy-duty yttrium-enhanced nickel center electrode with copper core provides a longer lasting copper core spark plug. Engineered to meet or exceed Original Equipment specifications for nickel-copper core spark plugs.

Product Features:
  • Heavy-duty yttrium enhanced nickel-copper center electrode ensures superior reliability and durability for up to 50% longer performance life vs. standard copper plugs.
  • Copper core provides broader heat range to resist pre-ignition and fouling
  • Nickel-plated rolled threads provide superior resistance to corrosion and do not require anti-seize - saving time
  • Angled, ribbed insulator design prevents misfire due to flash-over
  • Metal glass fused resistor maximizes interference suppression
Specifications
Center Electrode Core Material:
Copper

Center Electrode Design:
Standard

Center Electrode Tip Material:
Nickel

Electrical Terminal Type:
Non-Removable Nut

Ground Configuration:
Multiple

Ground Electrode Core Material:
Nickel

Ground Electrode Quantity:
4

Ground Electrode Tip Design:
Multiple

Ground Electrode Tip Material:
Nickel

Hex Size:
16

Hex Type:
Hex

Indexed:
No

Insulator Material:
Ceramic

Insulator Type:
Non-Projected

Manufacturer Heat Range:
7

Package Contents:
Spark Plug

Pre-Gap Size:
1.6 mm

Reach:
19 mm

Resistance:
5000 ohm

Resistor:
Yes

Resistor Type:
Yes

Seat Type:
Flat

Short Style:
No

Thread Diameter:
14 mm
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