420950792 Throttle Body Gasket for Sea-Doo Base 16-170 1630 2026

Throttle Body Gasket for Sea-Doo

This throttle body gasket for Sea-Doo is a direct replacement sealing component that fits between the throttle body and intake, helping prevent air leaks on 1630 engine platforms; it cross-references OEM part number 420950792.

Overview

This throttle body gasket for Sea-Doo is a precision sealing part designed to sit between the throttle body and the intake manifold on 1630 engine-equipped watercraft. It helps maintain a clean, leak-free air path so the engine receives the airflow it was calibrated for. This throttle body gasket is a practical choice for routine maintenance, rebuilds, or chasing down a lean running condition on 2026 models.

Built For Performance

• Direct replacement for OEM part number 420950792
• Seals the throttle body to intake mating surface to help prevent vacuum leaks
• Constructed to withstand the heat cycling of marine engine bays
• Precise cut for a confident fit on 1630 engine platforms
• Recommended for replacement whenever the throttle body is removed

Fits These Machines

• for Sea-Doo Base 16-170 1630, 2026

On-The-Job Use

• Throttle body removal and reinstallation during maintenance
• Intake system resealing after a lean condition is diagnosed
• Routine tune-up work on 1630 engine watercraft
• Rebuild and refresh projects on 2026 models

Specs At A Glance

Good To Know

Q: How often should a throttle body gasket be replaced? A: It is best replaced any time the throttle body is removed and is commonly swapped during tune-up or intake service work. Reusing an old gasket risks air leaks that upset idle quality.

Q: Is this an original Sea-Doo part? A: This is an aftermarket throttle body gasket made to replace OEM part number 420950792. Confirm your engine and serial number fitment before ordering.

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