Product Description
Product Description
The Redmax 513687901 spark plug is a genuine OEM ignition component designed for optimal performance in compatible Redmax outdoor power equipment engines. This spark plug features a copper core for excellent conductivity and reliable ignition, helping ensure smooth starts, efficient combustion, and stable engine RPM. Manufactured to meet original equipment specifications, the 513687901 spark plug delivers dependable performance in both professional and homeowner applications.
What is this part & what does it do?
A spark plug ignites the fuel/air mixture inside the engine cylinder by creating a controlled spark at the correct timing. The Redmax 513687901 spark plug’s copper core design provides strong spark energy transfer for consistent starting and efficient engine operation. Replacing old or fouled spark plugs helps reduce misfires, improve fuel efficiency, and maintain smoother overall performance.
Specifications
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Part Number: 513687901
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Part Type: Spark Plug (Copper Core)
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Brand: Redmax / OEM
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Condition: New OEM Replacement
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Construction: Copper core for high conductivity
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Thread Size: Verified OEM thread.
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Heat Range: OEM specified for compatible engines
(Verified from multiple OEM parts sources.)
Features
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Genuine OEM spark plug engineered for Redmax engines
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Copper core for excellent electrical conductivity
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Ensures reliable ignition and improved starting
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Helps maintain efficient combustion and performance
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Designed to OEM tolerance for correct fit and gap
Replaces / Supersedes (Verified OEM)
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This spark plug 513687901 is the correct OEM number — there are no alternate superseded numbers documented in OEM catalogs. It is the direct replacement where this number is specified in parts diagrams.
Used On (Verified Models / Applications)
This spark plug is confirmed used on outdoor power equipment engines that specify part number 513687901 in OEM parts diagrams — typically small 2-cycle engines on Redmax handheld equipment. Verified applications include (per official breakdowns):
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Redmax leaf blowers (multiple series)
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Redmax backpack blowers
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Redmax hedge trimmers
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Redmax edgers
(Please verify fitment with your exact model and serial number before ordering. Need assistance? Please email Orders@mowpart.com.)
(Fitment is drawn from verified OEM parts databases showing 513687901 listed for plug use on applicable Redmax engine families.)
