SEA-DOO LONG BLOCK 903 - 420090336

The Sea-Doo Long Block 903 is a genuine OEM engine assembly built to factory specification, making it the right call for anyone sourcing a Sea-Doo Long Block 903 OEM engine replacement part 420090336. Sea-Doo OEM part number 420090336 is priced at $4,103.99 and covers the full 903 engine configuration with the same tolerances Sea-Doo set on the original build. Power delivery comes back reliable and responsive once you've swapped a worn or seized 903 block for this factory-correct assembly. When the engine is done, going OEM is the only repair that holds.

• Delivers factory engine output so your Sea-Doo runs exactly as originally built.
• Built to Sea-Doo OEM tolerances for a confirmed direct-fit installation without modification.
• Designed as a complete long block so you won't rebuild piecemeal and do the job twice.
• Fits Sea-Doo PWC models originally equipped with the 903 engine configuration.
• Keeps your Sea-Doo 903 engine assembly swap straightforward for technicians and serious owners alike.

Order the Sea-Doo Long Block 903 OEM engine replacement part from Dillon Powersports, authorized dealer.