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Item #:
96973967
Chevrolet Performance 12495499 Bolt Kit Cylinder Heads (34pk)
85% of respondents would recommend this to a friend
Item #:
96973967
GBP 80
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Chevrolet Performance Cylinder Head Bolts are crucial to proper jointing of the cylinder head to the block, designed to withstand rigorous specifications.
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What Stands Out
High Quality Fasteners
Built to withstand extreme conditions, these high-quality bolts enhance engine performance and durability, ensuring reliability in every application for optimal cylinder head sealing.
Complete 34-Pack
This thorough 34-pack bolt kit provides all necessary fasteners for a comprehensive installation or replacement, eliminating the need for individual purchases and saving time during engine builds.
Designed for Chevy
Tailored specifically for Chevrolet cylinder heads, this kit guarantees a perfect fit and compatibility, making it an ideal choice for enthusiasts looking to upgrade their engines effortlessly.
Product Details
| Exterior Finish | Per Item Description |
| Manufacturer Grade | Premium |
| Screw Head Style | Flat |
| Color | Black |
| Fastener Type | Hexagon Bolt |
| Thread Type | Unc |
| Thread Style | Right Hand |
| Item Hardness | Grade 10.9 |
| Head Type | Hex |
| Thread Class | 1A |
| Part Interchange Info | 12495499 |
| Material Type | Aluminum, Iron |
| Metal Type | Aluminum, Iron |
| Size Name | Stock |
| Number of Pieces | 34 |
| Thread Coverage | Fully Threaded |
| Item Dimensions | 8.1 x 4.4 x 2.1 inches (20.6 x 11.2 x 5.3 cm) |
| Item Weight | 4.2 pounds (1.91 kg) |
| Brand | Chevrolet |
| UPC | 099998199513 |
| Set Name | Cylinder Head Bolts SBC (34pk) |
| Unit Count | 1 Count |
| Manufacturer | Chevrolet Performance |
| Number Of Items | 1 |
| Included Components | GM Performance |
| Item Type Name | Bolt Kit Cylinder HeadSBC (34pk) |
| Model | 12495499 |
| Part Number | 12495499 |
| Material | Aluminum, Iron |
| Head Style | Flat |
Who Should Buy?
-
Engine Builders
Professional engine builders will appreciate the precision and durability of this complete bolt kit for cylinder heads.
-
DIY Mechanics
Amateur mechanics working on Chevy engines will find this kit useful for their projects, ensuring reliable performance.
-
Restoration Projects
Ideal for classic car restorations, providing authentic and reliable components to maintain engine integrity and performance.
-
Non-Chevy Users
Individuals working on non-Chevrolet engines will not find this bolt kit compatible with their specifications and needs.
Product Description
Chevrolet Performance 12495499 Bolt Kit Cylinder Heads (34pk)
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Customer Questions & Answers
-
Question:
Are these bolts compatible with both iron and aluminum cylinder heads?
Answer: Yes, they are designed to work with both iron and aluminum cylinder heads. -
Question:
What is the part number for these cylinder head bolts?
Answer: The part number is 12495499. -
Question:
What is the weight of the package?
Answer: The package weight is 4.2 pounds.
Chevrolet Head Bolt Sets Editorial Review
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Customer Reviews & Ratings
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Pros
- Durable and high-quality materials
- Easy installation process
- Enhances engine performance
- Fits various Chevrolet models
- Comes in a complete set
Cons
- A bit heavy for some users.
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9 September 2026 · via Trustpilot
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8 September 2026 · via Trustpilot
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GBP 80
Order now and get it around Wednesday, October 14
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Features & Benefits
- Exact tolerances for reliable installation.
- Compatible with iron and aluminum cylinder heads.
- Essential for proper engine assembly.
- Built to endure rigorous specifications.
- Perfect for street, hot rod, or race engines.
- Made in the USA for quality assurance.
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