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Intake/Exhaust Valve Spring Retainer for Sea-Doo

This intake and exhaust valve spring retainer is a replacement component for the 1503 engine used in Sea-Doo Challenger and SE 155 watercraft, holding valve springs securely in place to keep valvetrain operation consistent.

Overview

This valve spring retainer is designed for the 1503 four-stroke engine found in Sea-Doo Challenger and SE 155 models. It secures the valve spring to the valve stem, helping maintain proper valve timing and compression. It is a practical replacement part for riders servicing the top end of their 1503 engine.

Built For Performance

• Fits the 1503 engine valve assembly
• Handles intake and exhaust valve spring loads
• Constructed for marine engine operating conditions
• Direct replacement for worn or damaged retainers
• Sold as a single component

Fits These Machines

• for Sea-Doo Challenger 155
• for Sea-Doo Challenger SE 155
• for Sea-Doo 1503 engine applications 2007-2009

On-The-Job Use

• Top end rebuilds on 1503 marine engines
• Valve spring replacement during head service
• Routine maintenance on Challenger and SE watercraft

Specs At A Glance

Good To Know

Q: How many retainers come in this listing? A: This listing is for a single valve spring retainer unless otherwise noted. Verify the quantity you need before ordering.

Q: Will this fit my Challenger? A: It is intended for 1503 engine applications in the listed model years. Confirm your engine code and serial number before purchase.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.