Valve Retainer Spring 420855150 for Sea-Doo Spark, Spark Trixx, GTI 90, GTS 90 2014-2026, Replaces 420855150

This is a replacement valve retainer spring for the Rotax engines in Sea-Doo Spark, Spark Trixx and GTI/GTS 90 jet skis, matching OEM number 420855150. It sits in the cylinder head and holds the valve closed against the retainer. Replace it when you are rebuilding the top end or when a spring checks out weak or damaged during a head teardown.

Fits

• Sea-Doo Spark / Spark HO 2up and 3up, including w/IBR versions (2014-2019)
• Sea-Doo Spark 60 / Spark 90 / Spark 90 Trixx, 1up, 2up and 3up (2018)
• Sea-Doo Spark Trixx 1up / 2up / 3up (2017-2026)
• Sea-Doo Spark Base / Base HO / Convenience HO (2020-2026)
• Sea-Doo Spark 60 HP / 90 HP 2up (2022-2023)
• Sea-Doo Spark HO Convenience / HO Base 3up (2024-2026)
• Sea-Doo GTI 90 (2017-2022)
• Sea-Doo GTI SE 90 / GTS 90 (2017-2018)

Replaces OEM part numbers

420855150

Not sure it fits your ski? Call or text 954-914-6465 with your hull ID (HIN) and we'll confirm before you order.