0438592 Evinrude Johnson Water Pump Kit | Genuine OEM BRP Outboard Part

🔧 Product Description

Genuine BRP Evinrude Johnson 25HP-50HP Water Pump Kit with Housing - Part Number: 0438592

A genuine BRP complete water-pump repair kit for selected 25 Jet, 30 Jet, 40HP, 45HP, 48HP and 50HP Evinrude and Johnson outboards.

The kit includes the pump housing and major service components required to restore cooling-water delivery from the lower-unit intake to the powerhead.

⚙️ Key Features

• Genuine BRP OEM water-pump kit

• Correct OEM part number 0438592

• Common unprefixed number 438592

• Complete kit with pump housing

• Suitable for selected 25HP-50HP and jet-drive engines

• Includes impeller, cup, plate, seals and installation components according to packaging

• Extensive aftermarket interchange

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 0433548

• 433548

• 0433549

• 433549

• 0438592

• 438592

• 0777805

• 777805

Aftermarket / Verified Equivalents:

• Sierra: 18-3454

• Sierra: 18-3394

• SEI Marine: 96-364-01AK

• EMP: 46-12245

• GLM: 12245

• Mallory: 9-48209

• Aftermarket complete pump kit replacing 0438592

Aftermarket kit note:

• Sierra 18-3454 and 18-3394 can have different component arrangements for different gearcase versions.

• Confirm impeller vane count, housing profile and key style.

🚤 Compatibility

Typically suits selected:

• 25 Jet

• 30 Jet

• 40HP

• 45HP Commercial

• 48HP

• 50HP

• Two-cylinder two-stroke engines from approximately 1989-2005

• 25 Jet and 30 Jet applications from approximately 1995 onward

Important fitment note:

• Several gearcase revisions were used within this horsepower range.

• Confirm whether the original pump uses a three-vane or multi-vane impeller.

• Compare the housing, cup, wear plate and drive key.

• Kit contents can differ according to production date.

🔌 Function

The water pump supplies cooling water to the engine at all operating speeds.

Common signs of pump wear:

• Weak tell-tale stream

• Engine overheats

• Pump does not prime

• Impeller vanes are cracked

• Housing is melted

• Cup or wear plate is grooved

• Water-tube grommet leaks

• Impeller hub slips

Installation considerations:

• Inspect the driveshaft and keyway

• Remove old impeller fragments

• Clean all gasket surfaces

• Install the correct impeller key

• Lubricate the impeller during assembly

• Seat the water tube fully

• Rotate the driveshaft while lowering the housing

• Confirm water flow immediately after starting

📦 Condition

• Genuine BRP Evinrude Johnson OEM part

• Brand new complete service kit

• Contents may vary according to BRP supersession and packaging

• Supplied in genuine or equivalent protective packaging