---
product_id: 59858689
title: "27037 Optimum Black Gasket Maker, 3 oz"
brand: "permatex"
price: "HK$137"
currency: HKD
in_stock: true
category: "Permatex"
url: https://www.desertcart.hk/products/59858689-27037-optimum-black-gasket-maker-3-oz
store_origin: HK
region: Hong Kong
---

# 15% stronger than Ultra Black Wide temp range -65°F to 500°F Sensor-safe & non-corrosive 27037 Optimum Black Gasket Maker, 3 oz

**Brand:** permatex
**Price:** HK$137
**Availability:** ✅ In Stock

## Summary

> 🛠️ Seal smarter, not harder — the ultimate gasket upgrade you can’t afford to miss!

## Quick Answers

- **What is this?** 27037 Optimum Black Gasket Maker, 3 oz by permatex
- **How much does it cost?** HK$137 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/59858689-27037-optimum-black-gasket-maker-3-oz)

## 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

- • **User-Friendly Design:** Low odor, sensor-safe formula with 2 nozzles for precision
- • **Versatile Application:** Perfect for valve covers, oil pans, intake manifolds & more
- • **Next-Level Flexibility:** 60% more flexible to withstand vibration and movement
- • **Premium Oil Resistance:** Patented adhesion system keeps seals intact against harsh fluids
- • **Unmatched Strength & Durability:** 15% stronger than Ultra Black for long-lasting seals

## Overview

Permatex 27037 Optimum Black Gasket Maker is a sensor-safe, low-odor silicone sealant engineered for premium automotive applications. It offers 15% greater strength and 60% more flexibility than Ultra Black, withstanding extreme temperatures (-65°F to 500°F) and resisting oil, shop fluids, and vibration. Ideal for sealing valve covers, oil pans, and other critical engine components, it includes two nozzles for precise application.

## Description

Permatex optimum black is designed for gasket making in newer lightweight and premium components where maximum oil resistance is required, specifically within assemblies where two unlike materials meet. Optimum black is ideal for use with valve covers, oil pans, oil pumps, intake manifold end seals, timing gear covers and differential covers.

## Features

- Sensor-safe, low odor, and non-corrosive
- Meets performance Specs of OE silicone gaskets. Resistant to Auto & shop fluids and vibration. 15% stronger than Ultra Black.
- Retains highest flexibility with maximum oil resistance through use of a patented adhesion system. 60% more flexible than Ultra Black
- Temperature range: -65 DegreeF to 500 DegreeF (-54 DegreeC to 260 DegreeC) intermittent
- Includes 2 nozzles

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B072MRCG8W |
| Best Sellers Rank | #62 in Automotive ( See Top 100 in Automotive ) #1 in Gasket Sealers #1,101 in Oils & Fluids |
| Brand | Permatex |
| Brand Name | Permatex |
| Color | Optimum Black |
| Compatible Material | Metal, Rubber |
| Customer Reviews | 4.7 out of 5 stars 693 Reviews |
| Global Trade Identification Number | 00686226270375 |
| Included Components | Gasket Maker |
| Item Dimensions | 1.25 x 3.81 x 8 inches |
| Item Form | Paste |
| Item Type Name | Optimum Black Gasket Maker 3.35 oz |
| Item Weight | 3 Ounces |
| Item dimensions L x W x H | 1.25 x 3.81 x 8 inches |
| Manufacturer | Permatex |
| Material | Silicone |
| Material Type | Silicone |
| Model | 27037 |
| Number of Items | 1 |
| Part Number | 27037 |
| Style | Optimum |
| Style Name | Optimum |
| Surface Recommendation | Miscellaneous |
| UPC | 686226270375 |
| Unit Count | 1.0 Count |
| Water Resistance Level | Water Resistant |

## Product Details

- **Brand:** Permatex
- **Item dimensions L x W x H:** 1.25 x 3.81 x 8 inches
- **Material:** Silicone
- **Style:** Optimum
- **Water Resistance Level:** Water Resistant

## Images

![27037 Optimum Black Gasket Maker, 3 oz - Image 1](https://m.media-amazon.com/images/I/712ZFo2pnCL.jpg)

## Available Options

This product comes in different **Size, Style** options.

## Frequently Bought Together

- Permatex 27037 Optimum Black Gasket Maker, 3 oz
- Permatex 27036 Optimum Grey Gasket Maker 3 oz
- Permatex 27038 Optimum Red High Temperature Gasket Maker, 3 oz

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**Shop now:** [https://www.desertcart.hk/products/59858689-27037-optimum-black-gasket-maker-3-oz](https://www.desertcart.hk/products/59858689-27037-optimum-black-gasket-maker-3-oz)

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*Product available on Desertcart Hong Kong*
*Store origin: HK*
*Last updated: 2026-07-16*