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Proform 66753 3/8 x 1" Wedge Locking Header Bolt, Pack of 12
4.3 (137 items)
Limited Time SaleUntil the end
19
22
02
US$20.99 cheaper than the new price!!
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Used US$14.00
Product details
| Management number | 212668414 | Release Date | 2026/04/06 | List Price | US$14.00 | Model Number | 212668414 | ||
|---|---|---|---|---|---|---|---|---|---|
| Category | |||||||||
Wedge-Locking Header BoltsSmall Block Chevy, Big Block Mopar, AMC, Buick, Oldsmobile, & Pontiac 3/8" Diameter x 1" LongBlack Oxide12/pkg Fits: GM V6, SBC 265-400, Buick, Olds, Pontiac '79 & earlier, Mopar BB 383-440 exc 413, and AMC V8's with 3/8" boltsNote: 3/4" length bolts most often used for cast iron heads. 1" length bolts recommended for aluminum heads.
- Package Dimensions: 22.7 H x 3.9 L x 11.0 W (centimetres)
- Package Weight: 0.301 kilograms
- Fit type: Vehicle Specific
- Country of Origin : China
| UPC | 037995667536 |
|---|---|
| Brand | ProForm |
| Color | Black |
| Model | 66753 |
| Set Name | 12-Pack 3/8-16 Bolts |
| Head Type | Hexagonal |
| Size Name | Stock |
| Metal Type | Alloy Steel |
| Unit Count | 12.0 Count |
| Item Weight | 0.65 Pounds |
| Part Number | 66753 |
| Thread Size | 3/8 inches 16 |
| Finish Types | Black Oxide |
| Grade Rating | Grade 8 |
| Manufacturer | Proform |
| Thread Class | 3B |
| Fastener Size | 3/8-16 |
| Fastener Type | Hexagon Bolt |
| Item Diameter | 0.38 Inches |
| Item Hardness | Higher than Grade 5 on the SAE scale |
| Material Type | Alloy Steel |
| Exterior Finish | Per Item Description |
| Item Dimensions | 6 x 2 x 5 inches |
| Number of Pieces | 12 |
| Screw Head Style | Hex |
| Manufacturer Grade | Grade 2 |
| Part Interchange Info | 66753 |
| Set Screw Thread Type | Unc |
| Maximum Shear Strength | 90 ksi |
| Compatible Groove Diameter | 0.38 Inches |
| Global Trade Identification Number | 00037995667536 |
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