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K-Seal ST5516 is a 16 oz heavy-duty coolant leak repair solution designed for rapid, one-step sealing of leaks in water-cooled engines. Compatible with all antifreeze types and requiring no flushing, it’s engineered for large commercial and agricultural vehicles, ensuring durable performance and maintaining engine cooling efficiency.








| ASIN | B002BJEG3U |
| Best Sellers Rank | #9,078 in Automotive ( See Top 100 in Automotive ) #43 in Antifreezes & Coolants |
| Brand | K-Seal |
| Customer Reviews | 4.4 4.4 out of 5 stars (1,652) |
| Date First Available | May 29, 2009 |
| Is Discontinued By Manufacturer | No |
| Item Weight | 1.19 pounds |
| Item model number | ST5516HD |
| Manufacturer | Solv-Tec |
| Manufacturer Part Number | ST5516 |
| Model | ST5516HD |
| Product Dimensions | 5.9 x 4.1 x 1.9 inches |
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