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🛠️ Seal the deal before your engine feels the heat!
K-Seal ST3501 is a powerful 16 oz head gasket sealer that repairs blown head gaskets, cracked heads, and porous engine blocks. Featuring 33% more sealing power and ceramic micro-fibres, it seals leaks up to 0.64mm in one easy step. Compatible with all coolant types and engine materials, it’s trusted globally with over 8 million bottles sold, ensuring fast, reliable engine repairs without downtime.





| ASIN | B00QYZIVA6 |
| Best Sellers Rank | #21,966 in Automotive ( See Top 100 in Automotive ) #8 in Cooling System Additives |
| Brand | K-Seal |
| Customer Reviews | 4.1 4.1 out of 5 stars (2,101) |
| Date First Available | November 14, 2014 |
| Is Discontinued By Manufacturer | No |
| Item Weight | 1 pounds |
| Item model number | KSLST3501 |
| Manufacturer | Solv-Tec |
| Manufacturer Part Number | KSLST3501 |
| Model | ST3501 |
| Product Dimensions | 2.5 x 2.5 x 8 inches |
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