







🚀 Leak-proof your ride with pro-grade ease!
The ST5516 Heavy-Duty Multi-Purpose One Step Permanent Coolant Leak Repair is an 8oz professional-grade solution designed to quickly and permanently seal leaks in water-cooled heavy-duty engines. Compatible with all antifreeze types, it requires no flushing—just shake, pour, and run your engine. Trusted by mechanics and independently tested to ASTM D3147 standards, it delivers durable, non-corrosive repairs ideal for commercial and agricultural vehicles.



| Manufacturer | Solv-Tec |
| Brand | K-Seal |
| Model | ST5516HD |
| Product Dimensions | 14.99 x 10.41 x 4.83 cm; 540 g |
| Item model number | ST5516HD |
| Manufacturer Part Number | ST5516 |
| Item Weight | 540 g |
ترست بايلوت
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