---
product_id: 144379140
title: "27037 Optimum Black Gasket Maker 3.35 oz, 1 Pack"
brand: "permatex"
price: "€ 30.59"
currency: EUR
in_stock: true
reviews_count: 7
category: "Permatex"
url: https://www.desertcart.hr/products/144379140-27037-optimum-black-gasket-maker-3-35-oz-1-pack
store_origin: HR
region: Croatia
---

# 15% stronger than Ultra Black Wide temp range -65°F to 500°F 60% more flexible for superior durability 27037 Optimum Black Gasket Maker 3.35 oz, 1 Pack

**Brand:** permatex
**Price:** € 30.59
**Availability:** ✅ In Stock

## Summary

> 🛠️ Seal like a pro, last like a legend!

## Quick Answers

- **What is this?** 27037 Optimum Black Gasket Maker 3.35 oz, 1 Pack by permatex
- **How much does it cost?** € 30.59 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/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

- • **Pro-Grade Precision:** Includes 2 nozzles for perfect application every time
- • **Oil-Resistant Formula:** Patented adhesion system ensures max oil resistance
- • **Flexibility That Adapts:** 60% more flexible to withstand vibration and movement
- • **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 professional-grade, sensor-safe sealant designed for premium automotive components. It offers 15% greater strength and 60% more flexibility than Ultra Black, withstanding extreme temperatures from -65°F to 500°F. Ideal for valve covers, oil pans, and more, it ensures maximum oil resistance and vibration durability, making it the go-to choice for millennial managers who demand reliability and precision in vehicle maintenance.

## 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 | 49,507 in Automotive ( See Top 100 in Automotive ) 355 in Fillers, Adhesives & Sealants |
| Brand | Permatex |
| Customer Reviews | 4.7 4.7 out of 5 stars (629) |
| Date First Available | 9 Jun. 2017 |
| Exterior | Machined |
| Item Weight | 109 g |
| Item model number | 27037 |
| Manufacturer | Permatex |
| Manufacturer part number | 27037 |
| Model | Gasket Maker |
| OEM Part Number | 27037 |
| Product Dimensions | 3.18 x 9.69 x 20.32 cm; 109 g |

## 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

### ⭐⭐⭐⭐⭐ Review
*by A***R on 25 July 2024*

Great stuff, works exactly as advertised. Easy to use, good seal.

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

---

*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-05-13*