---
product_id: 642191268
title: "Sierra International 18-3899 Water Cover Gasket"
brand: "sierra"
price: "R1509"
currency: ZAR
in_stock: false
reviews_count: 5
category: "Sierra"
url: https://www.desertcart.co.za/products/642191268-sierra-international-18-3899-water-cover-gasket
store_origin: ZA
region: South Africa
---

# Cross-compatible with top OEMs Precision fit gasket Proudly USA made Sierra International 18-3899 Water Cover Gasket

**Brand:** sierra
**Price:** R1509
**Availability:** ❌ Out of Stock

## Summary

> ⚙️ Seal your engine’s success with precision and pride!

## Quick Answers

- **What is this?** Sierra International 18-3899 Water Cover Gasket by sierra
- **How much does it cost?** R1509 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/642191268-sierra-international-18-3899-water-cover-gasket)

## Best For

- sierra enthusiasts

## Why This Product

- Trusted sierra brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Lightweight Durability:** Only 9 grams of robust, long-lasting sealing power
- • **Effortless Installation:** No assembly required—get your engine sealed and running fast
- • **Universal Compatibility:** Interchangeable with GLM 33700 & Evinrude/Johnson 327674 for versatile use
- • **Seamless OEM Replacement:** Meets or exceeds original equipment standards for flawless performance
- • **Trusted Quality & Reviews:** 4.6-star rating from 110+ professionals who demand reliability

## Overview

The Sierra International 18-3899 Water Cover Gasket is a precision-engineered, USA-made replacement part designed to meet or exceed OEM standards. Compatible with multiple leading brands, it offers a perfect fit with no assembly needed, ensuring reliable, leak-free performance for watercraft engines. Lightweight and highly rated by professionals, it’s the go-to gasket for seamless engine maintenance.

## Description

SIER GASKET CYL HEAD COVRSIER GASKET CYL HEAD COVR

Review: Super utilisation personnel
Review: Gasket lined up and fit perfectly on 1979 Johnson 35hp. No leaks. I’m very happy and shipping was on time as projected. Thank you.

## Features

- The Sierra 18-3899 Water Cover Gasket is interchangeable with the following: GLM 33700, Evinrude/Johnson 327674. Each Sierra product meets or exceeds the original equipment part it replaces.
- Sierra Water Cover Gasket
- Meets or exceeds the original equipment quality
- Sierra part number: 18-3899
- Interchangeable with the following: GLM 33700, Evinrude/Johnson 327674

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B001IV030M |
| Assembly Required | No |
| Brand | Sierra |
| Country of Origin | USA |
| Customer Reviews | 4.6 4.6 out of 5 stars (110) |
| Date First Available | 14 September 2012 |
| Item Dimensions LxWxH | 10 x 10 x 10 Millimeters |
| Item Weight | 9 g |
| Item model number | 18-3899 |
| Manufacturer | Sierra International |
| Manufacturer Part Number | 183899 |
| Net Quantity | 1.0 Count |
| OEM Part Number | OMC 327674 |
| Product Dimensions | 1 x 1 x 1 cm; 9 g |

## Product Details

- **Brand:** Sierra
- **Global Trade Identification Number:** 00808282244118
- **Manufacturer:** Sierra International
- **Net Quantity:** 1.0 Count
- **UPC:** 808282244118

## Images

![Sierra International 18-3899 Water Cover Gasket - Image 1](https://m.media-amazon.com/images/I/41jEd2prdnL.jpg)
![Sierra International 18-3899 Water Cover Gasket - Image 2](https://m.media-amazon.com/images/I/51oGMaBxkgL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by F***E on 17 July 2021*

Super utilisation personnel

### ⭐⭐⭐⭐⭐ Review
*by P***T on 11 September 2021*

Gasket lined up and fit perfectly on 1979 Johnson 35hp. No leaks. I’m very happy and shipping was on time as projected. Thank you.

### ⭐⭐⭐⭐⭐ Review
*by L***T on 22 August 2022*

Parfait ! Livraison dans les temps, colis bien protégé et joint identique à l'original ! Parfait !

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**Shop now:** [https://www.desertcart.co.za/products/642191268-sierra-international-18-3899-water-cover-gasket](https://www.desertcart.co.za/products/642191268-sierra-international-18-3899-water-cover-gasket)

---

*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-03-06*