---
product_id: 144379140
title: "27037 Optimum Black Gasket Maker 3.35 oz, 1 Pack"
brand: "permatex"
price: "433 DH"
currency: MAD
in_stock: true
reviews_count: 2
category: "Permatex"
url: https://www.desertcart.ma/products/144379140-27037-optimum-black-gasket-maker-3-35-oz-1-pack
store_origin: MA
region: Morocco
---

# 15% stronger than Ultra Black -65°F to 500°F temperature range 60% more flexible for max oil resistance 27037 Optimum Black Gasket Maker 3.35 oz, 1 Pack

**Brand:** permatex
**Price:** 433 DH
**Availability:** ✅ In Stock

## Summary

> 🛠️ Seal like a pro, flex like a boss!

## Quick Answers

- **What is this?** 27037 Optimum Black Gasket Maker 3.35 oz, 1 Pack by permatex
- **How much does it cost?** 433 DH with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ma](https://www.desertcart.ma/products/144379140-27037-optimum-black-gasket-maker-3-35-oz-1-pack)

## 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

- • **Ultimate Flexibility:** 60% more flexible to withstand vibration and movement
- • **Versatile Application:** Ideal for valve covers, oil pans, intake manifolds & more
- • **Sensor-Safe & Low Odor:** Non-corrosive formula perfect for modern engines
- • **Extreme Temperature Resilience:** Operates flawlessly from -65°F to 500°F
- • **Unmatched Strength & Durability:** 15% stronger than Ultra Black for long-lasting seals

## Overview

Permatex 27037 Optimum Black Gasket Maker is a premium silicone-based sealant designed for high-performance automotive applications. It offers 15% greater strength and 60% more flexibility than standard Ultra Black, ensuring superior oil resistance and vibration durability. With a wide temperature tolerance from -65°F to 500°F, it’s sensor-safe, low odor, and non-corrosive, making it the go-to choice for valve covers, oil pans, and other critical engine components.

## 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.

Review: Excellent Product - Excellent and supreme quality product for sealant.
Review: Excellent - Excellent Used to install a crankcase/crankshaft oil seal on a Lycoming engine

## Features

- Causes serious eye irritation.
- May cause an allergic skin reaction.
- Suspected of causing cancer.
- 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 | 84,210 in Automotive ( See Top 100 in Automotive ) 466 in Fillers, Adhesives & Sealants |
| Brand | Permatex |
| Colour | Optimum Black |
| Compatible Material | Rubber |
| Country Of Origin | USA |
| Customer Reviews | 4.7 out of 5 stars 626 Reviews |
| Global Trade Identification Number | 00686226270375 |
| Included Components | Gasket Maker |
| Item Dimensions | 32 x 97 x 203 millimetres |
| Item Form | Paste |
| Item Type Name | Optimum Black Gasket Maker 3.35 oz |
| Item dimensions L x W x H | 32 x 97 x 203 millimetres |
| Item form | Paste |
| Item height | 8 inches |
| Manufacturer | Permatex |
| Material | Silicone |
| Style | Optimum |
| Style Name | Optimum |
| UPC | 686226270375 |
| Unit Count | 1.0 count |
| Water Resistance Level | Water Resistant |
| Water resistance level | Water Resistant |

## Product Details

- **Brand:** Permatex
- **Item dimensions L x W x H:** 32 x 97 x 203 millimetres
- **Material:** Silicone
- **Style:** Optimum
- **Water resistance level:** Water Resistant

## Images

![27037 Optimum Black Gasket Maker 3.35 oz, 1 Pack - Image 1](https://m.media-amazon.com/images/I/712ZFo2pnCL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Excellent Product
*by G***S on 4 October 2025*

Excellent and supreme quality product for sealant.

### ⭐⭐⭐⭐⭐ Excellent
*by L***E on 1 May 2025*

Excellent Used to install a crankcase/crankshaft oil seal on a Lycoming engine

## 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.ma/products/144379140-27037-optimum-black-gasket-maker-3-35-oz-1-pack](https://www.desertcart.ma/products/144379140-27037-optimum-black-gasket-maker-3-35-oz-1-pack)

---

*Product available on Desertcart Morocco*
*Store origin: MA*
*Last updated: 2026-02-01*