NGK 4666 - Alternative spark plugs

There are 16 replacement spark plugs for NGK 4666. 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 4666
  • Thread diameter: 14.0 mm
  • Thread reach: 17.5 mm
  • Hex size: 16 mm
NGK 4666 on Amazon
Replacement 104 Spark Plug for Champion 401 408 4401 45 46 4983 RBN13Y RS12YC RS14PYP6 RS14YC RS9YC
Replacement 104 Spark Plug for Champion 401 408 4401 45 46 4983 RBN13Y RS12YC RS14PYP6 RS14YC RS9YC
27.99$

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Replacement spark plugs for NGK 4666 on Amazon

Replacement spark plugs for NGK 4666 on Ebay

Applications of NGK 4666

Brand Model Engine size HP KW Year Engine # of cyl Spark plug gap
AUSTIN 1700 1.7 O SERIES 4 0.6
AUSTIN 2000 2 O SERIES 4 0.6
AUSTIN Ambassador 1.7 4 0.9
AUSTIN Ambassador 2 4 0.9
AUSTIN Ital 1.7 1980 - 1984 4 0.9
AUSTIN Ital 2 1980 - 1984 4 0.9
AUSTIN Marina 1.7 -1980 4 0.9

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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