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K-Seal ST3501 is a 16oz professional-grade head gasket sealer that permanently repairs blown gaskets, cracked heads, and porous engine blocks. Featuring a formula with 33% more sealing power and ceramic micro-fibres, it stops leaks up to 0.64mm without engine damage. Easy to use with no draining required, it’s compatible with all coolants and engine types, trusted worldwide and independently verified to meet ASTM D3147 standards.





| ASIN | B00QYZIVA6 |
| Best Sellers Rank | #23,459 in Automotive ( See Top 100 in Automotive ) #154 in Oil & Fluid Additives |
| Brand | K-Seal |
| Customer Reviews | 4.0 4.0 out of 5 stars (2,091) |
| Date First Available | 4 February 2015 |
| Item Weight | 454 g |
| Item model number | KSLST3501 |
| Manufacturer | Solv-Tec |
| Manufacturer Part Number | KSLST3501 |
| Model | ST3501 |
| Product Dimensions | 6.35 x 6.35 x 20.32 cm; 453.59 g |
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