WSM Piston Kit 100-47-045PK, Replaces 2720-889639A02, Sea-Doo Challenger / Utopia / Islandia 250, Mercury 3L Optimax
$161.47 USD
This is the WSM piston kit 100-47-045PK for 3.0L 6-cylinder Optimax engines, including the Sea-Doo Challenger 250, Challenger X 250, Islandia 250 and Utopia SE 250 jet boats, plus Mercury and Mariner 3L Optimax outboards. It replaces OEM 2720-889639A02. Replace the pistons when you are rebuilding the bottom end or after a failure, and check the oval pocket on top of the piston against your old one before ordering.
| Part number | 100-47-045PK |
| Replaces OEM # | 2720-889639A02 |
| 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 3L Optimax 200 / 225 6-cylinder (2003-2018)
- Mercury 3L Optimax 250 6-cylinder (2007-2014)
- Mercury 3L Pro XS 200 6-cylinder (2007-2018)
- Mercury Sport Jet 250 3L 6-cylinder (2002-2006)
- Mariner 3L 6-cylinder, 3.6265 bore
Replaces OEM part numbers
2720-889639A02
Not sure it fits your ski? Call or text 954-914-6465 with your hull ID (HIN) and we'll confirm before you order.