# 0393630 Evinrude Johnson Water Pump Repair Kit | Genuine OEM BRP Outboard Part

🔧 Product Description

  

Genuine BRP Evinrude Johnson 20HP-35HP Water Pump Repair Kit - Part Number: 0393630

  

A genuine BRP complete water-pump service kit for selected twin-cylinder 20HP, 25HP, 28HP, 30HP and 35HP outboards.

  

The kit services the gearcase-mounted raw-water pump and commonly includes the impeller, pump housing, stainless insert cup, wear plate, gaskets, O-rings, grommets and mounting hardware.

  

⚙️ Key Features

  

• Genuine BRP OEM water-pump repair kit

• Correct OEM part number 0393630

• Kit with water-pump housing

• Suitable for selected twin-cylinder 20HP-35HP engines

• Includes major pump wear components

• Multiple branded aftermarket replacements available

  

🔄 Supersession & Cross Reference

  

OEM / Related Numbers:

  

• 0393630

• 393630

• 0393509

• 393509

• 0391636

• 391636

• 0390344

• 390344

• 0437907

• 0777803

  

Aftermarket / Verified Equivalents:

  

• Sierra: 18-3382 - kit with housing

• Sierra: 18-3381 - related kit without housing

• GLM: 12070

• SEI Marine: 96-362-01K

• Mallory: 9-48205

• Mallory: 9-48211

• Recmar: REC393630

• HJ: JHJB-393630

• OBR Red Rhino: JE-393

  

🚤 Compatibility

  

Commonly used on selected:

  

• 20HP two-cylinder outboards

• 25HP two-cylinder outboards

• 28HP outboards

• 30HP outboards

• 35HP two-cylinder outboards

  

Representative production period:

  

• Approximately 1980-2005, depending on model and gearcase

  

Important fitment note:

  

• Confirm whether the engine uses the complete kit with housing or the service kit without housing.

• Gearcase changes occurred during the long production period.

• Compare the impeller hub, water-tube grommet and housing profile.

  

🔌 Function

  

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

  

Common signs of pump failure:

  

• Weak tell-tale

• Engine overheats at idle

• Pump housing is melted or distorted

• Wear plate has grooves

• Impeller vanes are cracked

• Water-tube grommet leaks

• Exhaust heat damages the pump components

  

Installation considerations:

  

• Inspect the driveshaft and impeller key

• Clean all gasket surfaces

• Remove old impeller fragments

• Replace the complete kit where the housing or cup is worn

• Confirm the water tube enters the grommet correctly

• Rotate the driveshaft while fitting the housing

• Test water flow immediately

  

📦 Condition

  

• Genuine BRP Evinrude Johnson OEM part

• Brand new

• Supplied in genuine or equivalent protective packaging

## Details

- **Price:** 124.48 AUD
- **Vendor:** BRP (Evinrude/Johnson)
- **Tags:** Evinrude Johnson Outboard Parts | BRP Marine Engine Parts & Components

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 124.48 AUD | In stock |

## Images

- 0393630 Evinrude Johnson Water Pump Repair Kit | Genuine OEM BRP Outboard Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/0393630-water-pump-repair-kit)
> Updated: 2026-07-12