Moto Guzzi 850 LM Spark Plug
The Moto Guzzi 850 LM (850cc) takes an NGK BPR6ES spark plug, gapped to 0.025".
Key takeaways
- Spark plug: NGK BPR6ES.
- Iridium upgrade: NGK BPR7EIX.
- Gap: 0.025 inch - set it before fitting.
- Covers 1992.
Buy the plugs for your Moto Guzzi 850 LM
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 Moto Guzzi 850 LM take?
The Moto Guzzi 850 LM takes an NGK BPR6ES spark plug, gapped to 0.025 inch. The iridium upgrade is the BPR7EIX.
What is the spark plug gap for a Moto Guzzi 850 LM?
The spark plug gap for the Moto Guzzi 850 LM is 0.025 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 Moto Guzzi 850 LM?
Yes. The BPR7EIX is the iridium version of the BPR6ES - same fit, longer life, and a slightly stronger spark. It is a straight upgrade.
More parts for your Moto Guzzi 850 LM
We cover the other consumables for your machine too - the exact fit, cited, in one place.