Iridium Spark Plug

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14mm Thread - .691 in Reach - Tapered Seat - Single Pack
In stock
SKU
3714-1
6.00€ 4.84€

MSD's spark plugs are engineered to improve the efficiency of the combustion process to create the most power possible combined with increased durability. The center tip of the plug is made from iridium to promote the best spark and increase resilience. A proprietary ceramic material enhances the dielectric strength of the plug housing forcing the spark, even under extreme cylinder pressures, to jump across the plug gap to the ground electrode. This electrode is machined to expose more spark to the incoming gases to promote the most effective combustion event possible.

Features:

  • Proprietary plug design inside and out
  • Designed for use on high performance vehicles that utilize high output ignition systems
  • Machined electrode increases exposure to the flame to improve combustion
  • MSD’s proprietary ceramic formula provides the highest dielectric strength
  • Yttrium ground electrode reduces the chance of pre-ignition
  • Iridium tip improves cold starts
  • All spark plugs tested prior to packaging and shipping
  • Unique insulator design improves spark isolation
  • Lower voltage Requirements for longer coil life.

Specs:

Brand MSD
Emission Code 2
Heat Range 6
Hex Size 5/8
Length Standard
Plug Style Code 1IR6Y
Product Type Spark Plug
Projected Tip Yes
Quantity 4
Reach 0.6910
Resistor Yes
Seat Type Tapered
Style Iridium
Thread Size 14mm
Warranty Limited 1 Year Warranty
Part Number 37144
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Customer Questions
What vehicles are suitable for using these spark plugs?
These spark plugs are designed for use on high performance vehicles that utilize high output ignition systems.
What is the material used for the electrode of these spark plugs?
The electrode is made of a machined electrode that increases exposure to the flame to improve combustion.
Do these spark plugs have any special features for cold starts?
Yes, the iridium tip of these spark plugs improves cold starts.
What is the warranty on these spark plugs?
These spark plugs come with a limited 1-year warranty.