🔧 Bolt up like a pro — don’t let your ride settle for less!
The ARP 134-1202 Chromoly Header Bolt Kit is a premium fastener set designed for Chevrolet Gen III/LS Series engines. Featuring 3/8˝ diameter Grade 10.9 hardened steel bolts with a black oxide finish, these bolts deliver an impressive 170,000 psi tensile strength. Each kit includes all necessary parts plus premium washers and offers hex or 12-point head options, ensuring a precise, corrosion-resistant, and durable installation that outperforms stock hardware under the harshest conditions.
Exterior Finish | Machined |
Manufacturer Grade | Grade 2 |
Head Style | Hex |
Color | Black |
Fastener Type | Hexagon Bolt |
Brand | ARP |
Item Diameter | 0.38 Inches |
Item Hardness | Grade 10.9 |
Size | 3/8 inch |
UPC | 672036041984 |
Manufacturer | ARP |
Model | _ |
Item Weight | 9.6 ounces |
Item model number | 134-1202 |
Is Discontinued By Manufacturer | No |
Manufacturer Part Number | 1341202 |
OEM Part Number | 134-1202 |
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