WSM Piston Kit 100-47-045SK Replaces 2720-889640A02 for Sea-Doo Challenger, Islandia, Utopia 250 and Mercury 3.0L Optimax
$161.47 USD
This is the WSM piston kit 100-47-045SK, a replacement for OEM number 2720-889640A02. It fits the 3.0L Optimax 6-cylinder engine in the Sea-Doo Challenger 250, Challenger X 250, Islandia 250 and Utopia SE 250 jet boats, as well as Mercury and Mariner Optimax outboards. Replace it when you rebuild the bottom end of one of these engines. The piston has an oval pocket on top.
| Part number | 100-47-045SK |
| Replaces OEM # | 2720-889640A02 |
| Brand | WSM |
| Size | 3.6265 in bore |
| Condition | New |
Fits
- Sea-Doo Challenger 250 Optimax 3000 (2002-2004)
- Sea-Doo Challenger X 250 3000 (2003-2005)
- Sea-Doo Islandia 250 3000 (2004-2005)
- Sea-Doo Utopia SE 250 3000 (2002-2005)
- Mercury 3.0L Optimax 200 (2003-2018)
- Mercury 3.0L Optimax 225 (2003-2018)
- Mercury 3.0L Optimax 250 (2007-2014)
- Mercury 3.0L Pro XS 200 (2007-2018)
- Mercury Sport Jet 250 (2002-2006)
- Mariner 3.0L Optimax 6-cylinder
Replaces OEM part numbers
2720-889640A02
Not sure it fits your ski? Call or text 954-914-6465 with your hull ID (HIN) and we'll confirm before you order.