---
product_id: 51740682
title: "Valco Cincinnati 71522 Hylomar Tube"
brand: "valco cincinnati"
price: "$54.89"
currency: USD
in_stock: true
reviews_count: 8
category: "Valco Cincinnati"
url: https://www.desertcart.us/products/51740682-valco-cincinnati-71522-hylomar-tube
store_origin: US
region: United States of America
---

# Oil & gasoline impervious 600°F heat resistance Seals gaps ≤0.01" Valco Cincinnati 71522 Hylomar Tube

**Brand:** valco cincinnati
**Price:** $54.89
**Availability:** ✅ In Stock

## Summary

> 🛡️ Seal like a pro, perform like a legend.

## Quick Answers

- **What is this?** Valco Cincinnati 71522 Hylomar Tube by valco cincinnati
- **How much does it cost?** $54.89 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/51740682-valco-cincinnati-71522-hylomar-tube)

## Best For

- valco cincinnati enthusiasts

## Why This Product

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

## Key Features

- • **Mercedes OE trusted:** Used by Mercedes-Benz as original equipment—join the elite circle of precision maintenance.
- • **Pressure-tested perfection:** Outperforms all gaskets in pressure tests, eliminating costly comebacks and downtime.
- • **Universal fit, zero hassle:** Perfectly seals thin gaps without a gasket or as a gasket dressing—fit for any engine.
- • **Aerospace-grade reliability:** Originally developed for Rolls Royce aerospace standards, now elevating your automotive repairs.
- • **Thermal & vibration resilience:** Non-hardening formula maintains seal integrity under extreme heat and constant vibration.

## Overview

Valco Cincinnati 71522 Hylomar Tube is a high-performance polyester polyol-based sealant originally engineered for aerospace use. It withstands temperatures up to 600°F, resists oil, gasoline, and engine fluids, and seals ultra-thin gaps down to 0.01 inches. Trusted by Mercedes-Benz and proven in rigorous pressure tests, it offers a flexible, non-hardening seal that endures thermal distortion and vibration—ideal for professional-grade automotive repairs.

## Description

Hylomar is a polyester polyol-based compound that turns from a gel into flexible putty within minutes of application. Originally developed by Rolls Royce, where it performed under the most stringent aerospace tolerances, Hylomar brings superior qualities to automotive applications. Its non-hardening formula maintains seal integrity even when subjected to thermal distortion and vibration.

Review: Best seal of all gaskets tested - I pressure test all my repairs especially cooling system before it leaves my shop, hylomar M seals better than any gasket. It cures to credit card thickness, perfect for most work. I like it more than hylomar AF with a gasket, has eliminated come backs. Be sure to follow label directions no wonder all the high dollar mfgs. Use this
Review: Mercedes Oe product - This is what mercedes benz actually uses and it’s oe equipment.

## Features

- Impervious to oil, gasoline, glycol and other engine fluids
- Oxygen-sensor safe, seals gaps .01" or less, and performs at constant temperatures up to 600 Degree Fahrenheit
- Use Hylomar for thin gaps without a gasket or as a gasket dressing
- Fit type: Universal Fit

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | Valco Cincinnati |
| Color | Yellow |
| Item dimensions L x W x H | 1.7 x 6.85 x 1.45 inches |
| Material | polyester |
| Size | , 1 Pack |
| Thread Size | 0.01 inch |

## Product Details

- **Size:** , 1 Pack
- **Material:** polyester
- **Brand:** Valco Cincinnati
- **Color:** Yellow
- **Item dimensions L x W x H:** 1.7 x 6.85 x 1.45 inches
- **Thread Size:** 0.01 inch
- **Item Weight:** 0.24 Pounds
- **Number of Pieces:** 1
- **Manufacturer:** Valco Cincinnati
- **Set Name:** Single Item

## Images

![Valco Cincinnati 71522 Hylomar Tube - Image 1](https://m.media-amazon.com/images/I/61Rs92TvPqL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Best seal of all gaskets tested
*by M***E on April 12, 2023*

I pressure test all my repairs especially cooling system before it leaves my shop, hylomar M seals better than any gasket. It cures to credit card thickness, perfect for most work. I like it more than hylomar AF with a gasket, has eliminated come backs. Be sure to follow label directions no wonder all the high dollar mfgs. Use this

### ⭐⭐⭐⭐⭐ Mercedes Oe product
*by A***R on May 26, 2024*

This is what mercedes benz actually uses and it’s oe equipment.

### ⭐⭐⭐⭐⭐ Works very well
*by A***N on December 16, 2023*

Hylomar is a gift from the gods. Doesn't leak and can be removed with a brush and brake cleaner.

## Frequently Bought Together

- Valco Cincinnati 71522 Hylomar Tube
- Valco Cincinnati 71283 Hylomar Blue Gasket Marker and Thread Sealant Tube with Nozzle - 100 Grams
- Silver Seal Hylomar Universal Jointing Compound (6.9 oz. Aerosol)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-01-23*