Ducati Monster S2R Spark Plug
The Ducati Monster S2R (450cc) takes an NGK BPR7HS spark plug, gapped to 0.024".
Key takeaways
- Spark plug: NGK BPR7HS.
- Iridium upgrade: NGK BPR7HIX.
- Gap: 0.024 inch - set it before fitting.
- Covers 2003 (plug changed across years - see table).
Buy the plugs for your Ducati Monster S2R
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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Ducati Monster S2R spark plugs by year
| Years | Standard | Iridium | Gap |
|---|---|---|---|
| 2003 | BPR7HS | BPR7HIX | 0.024" |
| 2003 | DR8EA | DR8EIX | 0.024" |
Frequently asked
What spark plug does a Ducati Monster S2R take?
The Ducati Monster S2R takes an NGK BPR7HS spark plug, gapped to 0.024 inch. The iridium upgrade is the BPR7HIX. See the by-year table for earlier models.
What is the spark plug gap for a Ducati Monster S2R?
The spark plug gap for the Ducati Monster S2R 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 Ducati Monster S2R?
Yes. The BPR7HIX is the iridium version of the BPR7HS - same fit, longer life, and a slightly stronger spark. It is a straight upgrade.
More parts for your Ducati Monster S2R
We cover the other consumables for your machine too - the exact fit, cited, in one place.