Triumph Bonneville T120V Spark Plug
The Triumph Bonneville T120V (650cc) takes an NGK BR7ES spark plug, gapped to 0.024".
Key takeaways
- Spark plug: NGK BR7ES.
- Iridium upgrade: NGK BR8EIX.
- Gap: 0.024 inch - set it before fitting.
- Covers 2005-2006.
Buy the plugs for your Triumph Bonneville T120V
The standard plug is the exact-fit replacement. The iridium version drops into the same spot, lasts longer, and fires a little stronger for a few dollars more. Many engines take more than one - check how many cylinders you have.
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Frequently asked
What spark plug does a Triumph Bonneville T120V take?
The Triumph Bonneville T120V takes an NGK BR7ES spark plug, gapped to 0.024 inch. The iridium upgrade is the BR8EIX.
What is the spark plug gap for a Triumph Bonneville T120V?
The spark plug gap for the Triumph Bonneville T120V is 0.024 inch. Check and set the gap before fitting a new plug - most powersports plugs need a small adjustment out of the box.
Can I use an iridium plug in a Triumph Bonneville T120V?
Yes. The BR8EIX is the iridium version of the BR7ES - same fit, longer life, and a slightly stronger spark. It is a straight upgrade.
More parts for your Triumph Bonneville T120V
We cover the other consumables for your machine too - the exact fit, cited, in one place.