GENUINE MERCURY REPLACEMENT PART
SPARK PLUG
Part no. 8M0204737
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The model name alone may not be enough; the same model uses different parts across serial ranges.
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What does this part do?
Ignites the fuel-air mixture in the cylinder. Worn plugs cause hard starting and misfires; inspect every 100 hours, replace as a set every 300 hours.
- Brand
- Mercury Marine
- Product group
- Spark Plugs
- Part number
- 8M0204737
- Menşei
- JP
- Paket adedi
- 4.0
- Tehlike kodu
- 0.0
- Sınıf
- 33.0
- Mercury durumu
- ACT
- Paket ağırlığı
- .096 LBS (0.04 kg)
- Yükseklik
- 1.0 IN (2.5 cm)
- Replaces
- 8M0135348
KNOW THE PART BETTER
Make the choice clear.
For spark plugs the engine name is not enough; the exact part code and gap (e.g. 0.8 mm) come from the manual. Quantity equals the cylinder count.
Explore inside the engineHave this ready when asking for a quote
Engine serial number, the code on the current plug and the cylinder count.
Used on these engines
- 425 HP 5.7L V10 Verado — IgnitionPos. 1 · qty 10 · go to diagram →
- 400R HP 5.7L V10 Racing — IgnitionPos. 1 · qty 10 · go to diagram →
- 350 HP 5.7L V10 Verado — IgnitionPos. 1 · qty 10 · go to diagram →
- 250 4.6L V8 APX — Starting System IgnitionPos. 6 · qty 8 · go to diagram →
- 150R HP 3.4L V6 — IgnitionPos. 6 · qty 6 · go to diagram →
- 425 HP 5.7L V10 Verado — Maintenance Kits 100 Hour and 300 HourPos. - · qty 10 · go to diagram →
- 400R HP 5.7L V10 Racing — Maintenance Kits 100 Hour and 300 HourPos. - · qty 10 · go to diagram →
- 350 HP 5.7L V10 Verado — Maintenance Kits 100 Hour and 300 HourPos. - · qty 10 · go to diagram →
- 150R HP 3.4L V6 — Maintenance KitsPos. - · qty 6 · go to diagram →
Maintenance jobs that use this part
This part is on the material list of the Mercury maintenance plans below; the job page (Turkish) has the steps, capacities and the full list.
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