Denso W31ESR-U - Alternative spark plugs

There are 46 replacement spark plugs for Denso W31ESR-U. The cross references are for general reference only, please check for correct specifications and measurements for your application. When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include Amazon Associates.

    Specifications for DENSO W31ESR-U
  • Thread diameter: 14 mm
  • Thread reach: 19
  • Hex size: 20.6 mm

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Replacement spark plugs for DENSO W31ESR-U on Amazon

Replacement spark plugs for DENSO W31ESR-U on Ebay

Applications of DENSO W31ESR-U

Brand Model Engine size HP KW Year Engine # of cyl Spark plug gap
BOMBARDIER (SKI-DOO / MOTO-SKI) 437 cc BLIZZARD 9500 PLUS 0 0.5
BOMBARDIER (SKI-DOO / MOTO-SKI) 599 cc FORMULA III / -LT 97 > 0 0.5
BOMBARDIER (SKI-DOO / MOTO-SKI) 699 cc MACH 1 / GT 500 SE / GT 538 SE 97 > 0 0.5
BOMBARDIER (SKI-DOO / MOTO-SKI) 779 cc MACH Z 0 0.5
BOMBARDIER (SKI-DOO / MOTO-SKI) 809 cc MACH Z / -Z LT 97 > 0 0.5

The spark plug Cross References are for general reference only. Check for correct application and spec/measurements. Any use of this cross reference is done at the installers risk.

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