Big Block V8 Cylinder Head Bolt Set | Fits 454/502 Engines (1965-1998) | Hardened Steel Construction | Complete Engine Replacement
Product details
| Management number | 212677881 | Release Date | 2026/04/06 | List Price | US$16.80 | Model Number | 212677881 | ||
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Upgrade and maintain your Big Block V8 engine with this premium Cylinder Head Bolt Set, engineered for superior performance and durability. Made from hardened steel, these bolts provide reliable clamping force and long-lasting performance for engines with cast iron cylinder heads. Designed as a direct replacement, this set ensures seamless compatibility with 454 and 502 Big Block V8 engines from 1965 to 1998. This complete set includes all bolts necessary for an entire engine rebuild and is OE-spec, making it ideal for restoring or enhancing your engine's performance. With cross-references to popular OEM part numbers, this kit is a reliable and precise solution for your engine repair or rebuild project.
| UPC | 810037942156 |
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| Brand | EngineQuest |
| Set Name | Cylinder Head Bolt Set |
| Head Type | Hex |
| Size Name | 3/8 in |
| Metal Type | Alloy Steel |
| Unit Count | 32.0 Count |
| Part Number | EQ-HB454N |
| Thread Size | 3/8"-16 UNC |
| Thread Type | Unc |
| Finish Types | Glossy |
| Manufacturer | EngineQuest |
| Thread Class | 3A |
| Thread Style | Right Hand |
| Fastener Size | 3/8"-16 UNC |
| Fastener Type | Hexagon Bolt |
| Item Hardness | Grade 10.9 |
| Material Type | Alloy Steel |
| Thread Coverage | Partially Threaded |
| Screw Head Style | Flat |
| Manufacturer Grade | Premium |
| Set Screw Thread Type | Unified National Coarse (UNC) |
| Compatible Groove Diameter | 3.5 Inches |
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