Description
Part Number: AF37-1003
Aeroflow Small Block Chevy 12-Point Header Bolts 3/8″-16 x .750″
High-strength 8740 chrome moly exhaust header bolts engineered for tight clearance Small Block Chevy installations.
Key Features
- ☑ High-Tensile Construction: Manufactured from 8740 chrome moly steel to resist thermal stress and stretching.
- ☑ Compact 12-Point Head: Designed for maximum socket clearance around tight primary tube bends.
- ☑ Protective Black Oxide Finish: Offers durable corrosion resistance and a high-performance appearance.
- ☑ Direct SBC Fitment: Precision 3/8″-16 UNC thread with a .750″ (3/4″) under-head length (UHL).
- ☑ Complete Hardware Kit: Supplied as a pack of 12 bolts for full Small Block Chevy V8 exhaust manifold or header mounting.
Technical Specifications
| Brand | AeroFlow Performance |
|---|---|
| Part Number | AF37-1003 |
| Thread Size | 3/8″-16 UNC |
| Under Head Length (UHL) | .750″ (19.05mm) |
| Head Style | 12-Point Head |
| Material | 8740 Chrome Moly Steel |
| Finish | Black Oxide |
| Quantity | Pack of 12 |
| Application | Small Block Chevy (SBC) V8 Headers / Extractors |
What’s Included in the Box
- 12 x Aeroflow AF37-1003 3/8″-16 x .750″ 12-Point Black Header Bolts
Designed specifically for demanding motorsport and high-performance street engines, Aeroflow Performance hardware prevents loose fasteners and exhaust leaks under severe thermal cycling. As a premier UK supplier, JP Racing stocks genuine Aeroflow components with fast nationwide dispatch and specialist technical guidance for your build.
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