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🔥 Fix it fast, fix it tough — the heat won’t hold you back!
J-B Weld 8297 HighHeat is a premium two-part epoxy putty stick designed for high-temperature repairs up to 500°F intermittent heat. It offers a robust 800 PSI tensile strength at room temperature and cures to a durable, machinable grey finish within 8 hours. Perfect for automotive and industrial maintenance, it bonds exhaust manifolds, engine blocks, mufflers, and more, delivering professional-grade durability with rapid set times.














| ASIN | B007PP26RI |
| Best Sellers Rank | #2,672 in Automotive ( See Top 100 in Automotive ) #7 in Body Repair Putty |
| Brand Name | J-B Weld |
| Color | Grey |
| Compatible Material | Metal |
| Container Type | Tube |
| Customer Reviews | 4.4 4.4 out of 5 stars (7,528) |
| Full Cure Time | 8 hours |
| Global Trade Identification Number | 00043425082978, 06935743366714 |
| Included Components | JBWeld 8297 |
| Item Form | Putty |
| Item Package Quantity | 1 |
| Item Type Name | BONDING_ADHESIVES |
| Item Weight | 0.07 kg |
| Manufacturer | JBWeld |
| Material Type | Epoxy Resin |
| Model | 8297 |
| Number of Pieces | 1 |
| Other Special Features of the Product | High Heat Resistance |
| Part Number | 8297 |
| Specific Uses For Product | Automotive, Industrial Maintenance |
| Tensile Strength | 4000 psi |
| UPC | 043425082978 043425700094 |
| Unit Count | 1 Count |
| Viscosity Level | Medium |
| Volume | 2 fluid ounces |
| Warranty Description | Manufacturer Warranty |
| Water Resistance Level | Not Water Resistant |
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