NGK 6651 - Alternative spark plugs

There are 10 replacement spark plugs for NGK 6651. The cross-references are for general reference only; please check the correct specifications and measurements for your application. When you click on links to various retailers on this page and make a purchase, this site may earn a commission. Affiliate programs and partnerships include Amazon Associates.

    Specifications for NGK 6651
  • Thread diameter: 12.0 mm
  • Thread reach: 19 mm
  • Hex size: 16 mm
NGK 6651 on Amazon
NGK 6651 Spark Plug
NGK 6651 Spark Plug
18.63$

Search spark plugs

When you click on links to various retailers on this page and make a purchase, this site may earn a commission. Affiliate programs and partnerships include, but are not limited to, eBay Partner Network and Amazon Associates.

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, but are not limited to, the eBay Partner Network and Amazon Associates.

Replacement spark plugs for NGK 6651 on Amazon

Replacement spark plugs for NGK 6651 on Ebay

Applications of NGK 6651

Brand Model Engine size HP KW Year Engine # of cyl Spark plug gap
HARLEY-DAVIDSON Sportster Custom 53 883 2004 - 2005 2 0.9
HARLEY-DAVIDSON Sportster 883 Iron 883 2009 - 2 0.9
HARLEY-DAVIDSON Sportster 883 Low 883 2004 - 2 0.9

The cross-references are for general reference only; please check the correct specifications and measurements for your application. When you click on links to various retailers on this page and make a purchase, this site may earn a commission. Affiliate programs and partnerships include Amazon Associates.

Copyright © 2013-2025 sparkplug-crossreference.com All Rights Reserved.
As an Amazon Associate we earn from qualifying purchases.
As an eBay affiliate, we earn a commission from purchases made through this site.
Web Site Functionality, contact
Read our privacy policy
Do Not Sell My Personal Information