NGK 6840 - Alternative spark plugs
There are 11 replacement spark plugs for NGK 6840. 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.
- Thread diameter: 14.0 mm
- Thread reach: 19 mm
- Hex size: 16 mm
Specifications for NGK 6840
- NGK 6840 replacement spark plugs
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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 6840 on Amazon
Replacement spark plugs for NGK 6840 on Ebay
Applications of NGK 6840
| Brand | Model | Engine size | HP | KW | Year | Engine | # of cyl | Spark plug gap |
|---|---|---|---|---|---|---|---|---|
| AUDI | A6 Avant (4F5, C6) 3.2 FSI | 3123 | 255 | 188 | 2005-2008 | 3.2 FSI | ||
| AUDI | A4 Convertible (8H7, B6, 8HE, B7) 3.2 FSI quattro | 3123 | 255 | 188 | 2006-2009 | 3.2 FSI quattro | ||
| AUDI | A4 (8EC, B7) 3.2 FSI | 3123 | 255 | 188 | 2005-2008 | 3.2 FSI | ||
| AUDI | A8 (4E_) 3.2 FSI quattro | 3123 | 260 | 191 | 2005-2010 | 3.2 FSI quattro | ||
| AUDI | A8 (4E_) 3.2 FSI | 3123 | 260 | 191 | 2005-2010 | 3.2 FSI | ||
| AUDI | A6 (4F2, C6) 3.2 FSI | 3123 | 255 | 188 | 2004-2009 | 3.2 FSI | ||
| AUDI | A4 Convertible (8H7, B6, 8HE, B7) RS4 quattro | 4163 | 420 | 309 | 2006-2009 | RS4 quattro | ||
| AUDI | A4 (8EC, B7) 3.2 FSI quattro | 3123 | 255 | 188 | 2005-2008 | 3.2 FSI quattro | ||
| AUDI | A4 Avant (8ED, B7) 3.2 FSI quattro | 3123 | 255 | 188 | 2005-2008 | 3.2 FSI quattro | ||
| AUDI | A4 Avant (8ED, B7) 3.2 FSI | 3123 | 255 | 188 | 2005-2008 | 3.2 FSI | ||
| AUDI | A4 Convertible (8H7, B6, 8HE, B7) 3.2 FSI | 3123 | 255 | 188 | 2006-2009 | 3.2 FSI | ||
| AUDI | A6 Allroad (4FH, C6) 3.2 FSI quattro | 3123 | 255 | 188 | 2006-2008 | 3.2 FSI quattro | ||
| AUDI | A6 Avant (4F5, C6) 3.2 FSI quattro | 3123 | 255 | 188 | 2005-2008 | 3.2 FSI quattro | ||
| AUDI | A6 (4F2, C6) 3.2 FSI quattro | 3123 | 255 | 188 | 2004-2008 | 3.2 FSI quattro | ||
| AUDI | A4 (8EC, B7) RS4 quattro | 4163 | 420 | 309 | 2005-2008 | RS4 quattro |
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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.