0434646 433339 Evinrude Lower Cowling (STB) | Genuine Used Part

🔧 Product Description

Genuine Evinrude / Johnson Starboard Lower Motor Cover - Part Number: 0434646

A genuine OMC starboard-side lower engine cover for selected Johnson and Evinrude V4 and V6 two-stroke outboards.

The cover forms the starboard half of the lower cowling beneath the removable upper engine cover. It protects the lower powerhead and rigging area and joins the matching port cover to complete the lower engine enclosure.

Number 433339 is the moulded casting reference commonly found inside this cover.

⚙️ Key Features

• Genuine OMC / BRP starboard lower motor cover

• Correct service part number 0434646

• Moulded casting reference 433339

• Used on selected V4 and V6 loop-charged outboards

• Matches port lower cover 0434645 / casting 433338

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 0434646 current OEM starboard lower-cover assembly reference

• 433339 moulded casting reference for the starboard cover

OEM / Related Numbers:

• 0434646

• 434646

• 433339

• 0434645 paired port lower motor cover

• 434645

• 433338 paired port casting reference

Aftermarket / Verified Equivalents:

• No aftermarket equivalent

🚤 Compatibility

Commonly used on:

• Johnson and Evinrude V4 and V6 lower engine-cover assemblies

• Loop-charged and Optical Ignition System two-stroke outboards

Typically suits:

• Engine models:

• Johnson / Evinrude 90HP V4 two-stroke

• Johnson / Evinrude 90HP SPL and Ocean Pro

• Johnson 105HP commercial V4 models

• Johnson / Evinrude 115HP V4 two-stroke

• Johnson / Evinrude 150HP V6 two-stroke

• Johnson / Evinrude 175HP V6 two-stroke

• Johnson J105WEL and J105WPX model families

• Johnson J115VL and J115VX model families

• Johnson / Evinrude 150HP EL, GL and PX model families

• Johnson / Evinrude 175HP EL, GL, PX and SL model families

• HP Range: 90HP - 175HP

• Engine Type: Johnson / Evinrude loop-charged V4 and V6 two-stroke outboard

• Year Range: Approximately 1991 - 2001

🔌 Function

The starboard lower cover protects the starboard side of the lower powerhead and rigging area while supporting the upper cowling seal and joining to the port cover.

Common signs of failure:

• Cracks around the mounting screws or latch locations

• Broken edge where the two lower covers join

• Distortion prevents the upper cowling from seating correctly

• Damaged sealing surface allows water into the engine compartment

• Missing or damaged fastener locations cause movement

📦 Condition

• Genuine used part

• Removed from running engine where applicable

• In good working condition unless otherwise stated