0437539 BRP Throttle Body | Genuine Used Part

🔧 Product Description

Genuine BRP / OMC Starboard 115HP Throttle Body Assembly - Part Number: 0437539

A genuine Johnson and Evinrude starboard-side throttle body for selected 115HP V4 two-stroke outboards. The assembly forms part of the carburettor and intake manifold, controlling induction airflow through the starboard intake passage.

⚙️ Key Features

• Genuine BRP / OMC throttle body assembly
• Correct OEM part number 0437539
• Starboard-side 115HP configuration
• Used on selected Johnson and Evinrude V4 intake systems
• Original factory throttle plate, shaft and linkage arrangement where supplied complete

🚤 Compatibility

Commonly used on

• Johnson and Evinrude V4 carburettor and intake-manifold systems
• Starboard-side 115HP throttle-body positions

Typically suits

• Engine models:
• Johnson 115HP model J115SLEOC - 1995
• Johnson 115HP model J115SXEOC - 1995
• Johnson 115HP model J115ELECM - 1998
• Evinrude and Johnson 115HP V4 outboards whose carburettor diagram specifies 0437539
• Related 115HP Ocean Pro, Ocean Runner and standard V4 carburetted model families
• HP Range: 115HP
• Engine Type: Johnson / Evinrude carburetted V4 two-stroke outboard
• Year Range: Approximately 1995-1998

🔌 Function

The throttle body meters induction air entering the V4 intake manifold. The butterfly shaft follows throttle-linkage movement so airflow remains synchronised with carburettor fuel delivery and ignition advance.

⚠️ Common Signs of Failure

• Binding or sticking throttle plate
• Worn throttle shaft and vacuum leakage
• Rough idle or hesitation
• Uneven throttle opening between banks
• Damaged linkage arm
• Cracked or corroded casting

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 0437539 current / final OEM throttle-body reference
• 437539 unprefixed OEM number

OEM / Related Numbers

• 0437539
• 437539
• 0437538 related opposite-side 115HP throttle body
• 0437536 related starboard 90HP throttle body
• Johnson / Evinrude V4 carburettor and intake-manifold gasket references

Aftermarket / Verified Equivalents

• No aftermarket equivalent

📦 Condition

• Genuine used part
• Removed from running engine where applicable
• In good working condition unless otherwise stated