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When installing headers you will need header bolts, factory exhaust manifold bolts won't work. These Mr. Gasket Header Bolts are grade 8 for strength, black oxide coated, and have a compact 3/8 inch hex head that is ideal for use where space is minimal - your typical header flanges.
Includes (12) 3/8-16 x 3/4 inch bolts.
Mr. Gasket Header Bolts - 3/8-16 x 3/4 Inch Mini Hex Head - Black Oxide - 3409
$43.32
Features:
- Mini 3/8 inch hex head for better socket clearance
- Grade 8
- Black oxide coated
Product Specifications:
- Product Details: Fits AMC 290-401, Chevrolet Small Block 262-400, Chrysler 383-440 except Hemi, Pontiac 326-455, Oldsmobile 330-455
- Finish: Black Oxide
- Material: Steel
- Product Type: Header Bolts
- Size: 3/8-16 x 3/4
- Weight: 0.56