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Permatex 27037 Optimum Black Gasket Maker is a premium silicone-based sealant engineered for modern lightweight and premium automotive components. It offers superior strength, flexibility, and oil resistance, with a wide temperature tolerance from -65°F to 500°F. Sensor-safe and low odor, it ensures reliable, vibration-resistant seals on valve covers, oil pans, and more, making it the #1 choice for professional-grade gasket sealing.














| ASIN | B072MRCG8W |
| Best Sellers Rank | #62 in Automotive ( See Top 100 in Automotive ) #1 in Gasket Sealers #962 in Oils & Fluids |
| Brand Name | Permatex |
| Color | Optimum Black |
| Compatible Material | Metal, Rubber |
| Customer Reviews | 4.7 4.7 out of 5 stars (718) |
| 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 |
| Manufacturer | Permatex |
| Material Type | Silicone |
| Model | 27037 |
| Number of Items | 1 |
| Part Number | 27037 |
| Style Name | Optimum |
| Surface Recommendation | Miscellaneous |
| UPC | 686226270375 |
| Unit Count | 1 Count |
| Water Resistance Level | Water Resistant |
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