Product Description
The 5373898 spark plug is a high-performance ignition component engineered for heavy-duty natural gasengines. Manufactured to Cummins OEM specifications, this industrial spark plug delivers reliable ignition, stablecombustion, and extended service life in continuous-operation generator sets and industrial power applications.Featuring an iridium center electrode and platinum ground electrode with a double "I" gap design, the 5373898 spark plug ensures reduced misfire rates, excellent fouling resistance, and consistent performance under demanding operatingconditions - making it an ideal replacement part for Cummins gas engines in power generation, CHP plants, andmining operations.
The 5373898 spark plug product Introduction
Product Parameter
|
Item |
Specification |
|
Part No. |
5373898 |
|
Thread Size |
M18×1.5 |
|
Reach |
20.6mm |
|
Hex Size |
22.2mm |
|
Spark Gap |
0.25–0.3mm |
|
Electrode Material |
Iridium center, Platinum side |
|
Cross Part Number |
4302738, 4924504, 2866879, 4098162, 4010981, 3016663 |


Each spark plug is 100% tested to guarantee consistent ignition energy. It resists electrode erosion under long-time running, greatly extending service intervals. Perfect direct replacement for the original part, no modification required. Ideal for fleet operators, power station maintenance contractors and mining equipment service providers.
Thanks to its outstanding advantages in the above aspects, Songhe industrial spark plugs have gained a large number of high-quality customers in domestic and international generators.
Our company can customize various heavy-duty industrial spark plugs. If you have specific application requirements for ships, mines, power stations, etc., we can customize a solution based on more technical parameters.
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