Big Block V8 Cylinder Head Bolt Set: Complete 32-piece cylinder head bolt set designed for compatible 454 and 502 Big Block V8 engine applications from 1965-1998. Ideal for cylinder head installation, engine repair, rebuilding, and replacement work. 32-Piece Engine Head Bolt Kit: Includes 32 alloy steel hex head bolts in one complete set, providing the quantity needed for compatible cylinder head service and engine assembly applications. 3/8"-16 UNC Thread Specification: Features 3/8"-16 Unified National Coarse (UNC) right-hand threads with partially threaded shanks and a 3A thread class for compatible cylinder head applications. Premium Grade 10.9 Alloy Steel: Manufactured from premium alloy steel with Grade 10.9 hardness and a glossy finish for a durable cylinder head fastening solution. Hex head design supports straightforward installation with the appropriate tool. EngineQuest: Over 75 Years of U.S. Automotive Expertise – Designed in the USA with Top-Quality Control. Proud IMCA/WISSOTA Supporter. Backed by a 1-Year Parts & Labor Warranty. This 32-piece Big Block V8 cylinder head bolt set is designed for compatible 454 and 502 engine applications from 1965-1998. The complete cylinder head bolt kit provides a practical replacement solution for engine assembly, cylinder head installation, repair, rebuilding, and maintenance applications. Each bolt features a 3/8"-16 UNC thread size, Unified National Coarse thread type, right-hand thread direction, and a 3A thread class. The bolts are partially threaded and feature a hex head design for straightforward installation with the appropriate tool. Manufactured from premium alloy steel, these cylinder head bolts feature Grade 10.9 hardness and a glossy finish. The complete set includes 32 hexagon bolts, providing the quantity specified for compatible Big Block V8 cylinder head applications. Always verify engine application, original fastener specifications, thread size, and required bolt quantity before installation to ensure proper fitment. Engine Quest produces high-quality OE-style replacement parts. Each part undergoes rigorous testing and inspections to meet EngineQuest’s exact specifications. Designed for precision manufacturing and durability, our products ensure easy installation. With nearly 500 SKUs available, the company specializes in hard-to-find, in-demand parts, including those no longer available from the OEM, difficult to salvage, or with prohibitively high OEM costs. Engine Quest produces high-quality OE-style replacement parts. Each part undergoes rigorous testing and inspections to meet EngineQuest’s exact specifications. Designed for precision manufacturing and durability, our products ensure easy installation. With nearly 500 SKUs available, the company specializes in hard-to-find, in-demand parts, including those no longer available from the OEM, difficult to salvage, or with prohibitively high OEM costs.
| Size | 3/8 In |
| Gtin | 0810037942156 |
| Mpn | EQ-HB454N |
| Age_group | ADULT |
| Condition | NEW |
| Gender | UNISEX |
| Material | Alloy Steel |
| Product_category | Gl_biss |
| Google_product_category | Business & Industrial |
| Product_type | Automotive > Replacement Parts > Engines & Engine Parts > Engine Parts > Head Bolt Sets |