420950792 Throttle Body Gasket for Sea-Doo GTX STD NA 1503 2007 2019

Throttle Body Gasket for Sea-Doo

This throttle body gasket seals the joint between the throttle body and intake on Sea-Doo 1503 engines, matching OEM reference 420950792 for a precise fit.

Overview

This throttle body gasket for Sea-Doo delivers a tight, reliable seal at the throttle body mounting surface on the 1503 engine. It replaces worn or compressed gaskets that can cause vacuum leaks and rough running. A smart pick for riders doing their own maintenance on a Sea-Doo GTX STD NA 1503.

Built For Performance

• Direct replacement for OEM part number 420950792
• Precision-cut to match the throttle body mounting flange
• Seals intake air path against vacuum leaks
• Resists heat and fuel vapor typical of marine engine bays
• Simple bolt-on install with no modification required

Fits These Machines

• for Sea-Doo GTX STD NA 1503
• for Sea-Doo 1503 engine applications

On-The-Job Use

• Throttle body reinstallation after cleaning or service
• Intake leak repair on 1503 marine engines
• Routine top-end maintenance on personal watercraft
• Restoring proper idle and throttle response

Specs At A Glance

Good To Know

Q: Does this gasket need to be replaced every time the throttle body is removed? A: Yes, gaskets are single-use and should be swapped any time the throttle body is unbolted to prevent leaks. A: Always confirm your engine displacement and model year before ordering.

Q: Is this an original Sea-Doo part? A: This is an aftermarket replacement gasket made to match OEM reference 420950792 for the 1503 engine. It is not an original Sea-Doo product.

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