---
product_id: 660827029
title: "30300 Head Gasket Repair - Multi-Purpose Stop-Leak, 16 fl. Oz, Seals Head Gaskets While Preventing Future Leaks"
brand: "permatex"
price: "€ 43.80"
currency: EUR
in_stock: true
reviews_count: 7
category: "Permatex"
url: https://www.desertcart.ie/products/660827029-30300-head-gasket-repair-multi-purpose-stop-leak-16-fl
store_origin: IE
region: Ireland
---

# Long-lasting leak protection Prevents engine overheating 16 fl. oz. advanced sealant 30300 Head Gasket Repair - Multi-Purpose Stop-Leak, 16 fl. Oz, Seals Head Gaskets While Preventing Future Leaks

**Brand:** permatex
**Price:** € 43.80
**Availability:** ✅ In Stock

## Summary

> 🛠️ Seal the deal, stop the leak, save your ride!

## Quick Answers

- **What is this?** 30300 Head Gasket Repair - Multi-Purpose Stop-Leak, 16 fl. Oz, Seals Head Gaskets While Preventing Future Leaks by permatex
- **How much does it cost?** € 43.80 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ie](https://www.desertcart.ie/products/660827029-30300-head-gasket-repair-multi-purpose-stop-leak-16-fl)

## Best For

- permatex enthusiasts

## Why This Product

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

## Key Features

- • **Eco-Conscious Formula:** Designed to minimize environmental impact while delivering powerful results
- • **One-Step Permanent Fix:** Mixes seamlessly with all antifreeze for hassle-free application
- • **Advanced Leak Prevention:** Seals current head gasket leaks and blocks future ones before they start
- • **Cost-Effective Engine Savior:** Avoid costly repairs by stopping leaks early and maintaining engine health
- • **Mechanic-Approved & DIY Friendly:** Trusted by pros, perfect for your home garage toolkit

## Overview

Permatex 30300 Head Gasket Repair is a 16 fl. oz. silicone-based stop-leak solution engineered to seal existing head gasket leaks and prevent future ones. Ideal for both professional mechanics and DIY enthusiasts, it mixes easily with all antifreeze types, offering a reliable, cost-effective way to protect your engine from overheating and expensive repairs.

## Description

Permatex’s Head Gasket Repair Stop Leak is designed to provide automotive users with a reliable and cost-effective solution for fixing head gasket leaks, which can cause engine overheating, loss of power, and costly repairs. This advanced formulation not only seals head gasket leaks, but also prevents future leaks from occurring. Whether you're a professional mechanic or a DIY enthusiast, the Permatex Head Gasket Repair Stop Leak is a must-have addition to your toolkit for maintaining the optimal performance of your vehicle's engine.

Review: works perfectly - works perfectly
Review: It works - Good

## Features

- Causes severe skin burns and eye damage.
- May cause drowsiness or dizziness.
- May cause respiratory irritation.
- Very toxic to aquatic life with long lasting effects.
- Very toxic to aquatic life.
- Reliable and Cost Effective: Designed to Provide Automotive Users With a Reliable and Cost-Effective Solution for Fixing Head Gasket Leaks, Resulting in Engine Overheating and Costly Repairs.
- Advanced Formula: This Advanced Formulation Not Only Seals Head Gasket Leaks, but Also Prevents Future Leaks From Occuring.
- Must Have Addition: Whether You're A Professional Mechanic Or A DIY Enthusiast, the Permatex Head Gaskit Repair - Stop Leak is a Must-Have Addition to Your Toolkit
- Easy-To-Use: Easy to Use, One Step Process and Mixes with All Types of Anti-Freeze Making This a Permanent All-in-One Solution to Prevent Future Leaks.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CWJ138RK |
| Batteries Required? | No |
| Batteries included? | No |
| Best Sellers Rank | 25,672 in Automotive ( See Top 100 in Automotive ) 236 in Fillers, Adhesives & Sealants 1,124 in Vehicle Oils & Fluids |
| Colour | Multicolor |
| Customer Reviews | 3.8 3.8 out of 5 stars (40) |
| Date First Available | 4 May 2024 |
| Included components | Head Gasket Repair Stop Leak |
| Item Package Quantity | 1 |
| Item Weight | 204 g |
| Item model number | 30300 |
| Manufacturer | ITW |
| Material | Silicone |
| Part number | 30300 |
| Product Dimensions | 6.5 x 6.5 x 22.56 cm; 204.12 g |
| Size | 16 fl oz |
| Style | Head Gasket Repair |

## Product Details

- **Brand:** Permatex
- **Item dimensions L x W x H:** 6.5 x 6.5 x 22.6 centimetres
- **Item weight:** 204 g
- **Material:** Silicone
- **Style:** Head Gasket Repair

## Images

![30300 Head Gasket Repair - Multi-Purpose Stop-Leak, 16 fl. Oz, Seals Head Gaskets While Preventing Future Leaks - Image 1](https://m.media-amazon.com/images/I/61bNn9h28EL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ works perfectly
*by F***I on 14 June 2025*

works perfectly

### ⭐⭐⭐⭐ It works
*by J***Y on 14 June 2025*

Good

### ⭐⭐⭐⭐⭐ Review
*by J***N on 25 November 2025*

Working for me.

## Frequently Bought Together

- Permatex 30300 Head Gasket Repair - Multi-Purpose Stop-Leak, 16 fl. Oz, Seals Head Gaskets While Preventing Future Leaks
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- Bar's Leaks OS-1 Seal Engine Oil Burning/Leak Repair - 16.9 oz.

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**Shop now:** [https://www.desertcart.ie/products/660827029-30300-head-gasket-repair-multi-purpose-stop-leak-16-fl](https://www.desertcart.ie/products/660827029-30300-head-gasket-repair-multi-purpose-stop-leak-16-fl)

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*Product available on Desertcart Ireland*
*Store origin: IE*
*Last updated: 2026-03-04*