NGK 2821 - Alternative spark plugs

There are 22 replacement spark plugs for NGK 2821. 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 NGK 2821
  • Thread diameter: 14.0 mm
  • Thread reach: 19 mm
  • Hex size: 20.8 mm

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Replacement spark plugs for NGK 2821 on Amazon

Replacement spark plugs for NGK 2821 on Ebay

Applications of NGK 2821

Brand Model Engine size HP KW Year Engine # of cyl Spark plug gap
CATERHAM Seven Super Sprint 1.7 135 99 4 0.6
CATERHAM Seven 1.7 170 125 BDR 4 0.6

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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