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Small Block V8 Performance Head Bolt Set | Heavy Duty 180,000 PSI Material | Complete Engine Bolts (1966-1997)

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Product details

Management number 212534645 Release Date 2026/04/06 List Price $10.61 Model Number 212534645
Category

Upgrade your Small Block V8 engine with this performance Head Bolt Set, engineered for durability and precision. Made from heavy-duty 180,000 PSI material, these bolts provide superior clamping force and reliability for performance applications. Featuring a longer-than-stock design, they can be used with or without washers and include a 1/2" hex head for improved wrenching capability. This complete set of 34 bolts is tailored for engines from 1966 to 1997, making it ideal for 5.0L, 5.7L, and 6.6L V8 configurations. Designed for maximum performance and longevity, these bolts ensure a secure and durable engine assembly, perfect for rebuilds, upgrades, and performance tuning. 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.

  • Performance Material: Constructed from 180,000 PSI heavy-duty steel for exceptional durability and clamping force.
  • Complete Bolt Set: Includes 34 bolts to cover the entire engine assembly, with varied lengths for precise fitment.
  • Enhanced Design: Longer-than-stock bolts designed for use with or without washers (7/16" x .125").
  • Improved Wrenching: Features a 1/2" hex head for better wrench ability and ease of installation.
  • Wide Compatibility: Fits 5.0L, 5.7L, and 6.6L Small Block V8 engines from 1966-1997. Ideal for performance upgrades and engine rebuilds.
  • 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.
UPC 810037942118
Brand EngineQuest
Unit Count 34.0 Count
Item Weight 4.5 Pounds
Part Number EQ-HB350P
Thread Size 7/16"
Thread Type Nc Thread Pitch
Manufacturer EngineQuest
Thread Style Right Hand
Material Type Alloy Steel
Exterior Finish Black Oxide
Item Dimensions 8 x 4 x 2.75 inches
Thread Coverage Partially Threaded

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