Exhaust› Headers, Manifolds and Components
Mr. Gasket
Header Bolts 3/8-16 x 3/4 Inch Hex Head Black Oxide 100 Pieces 3/8-16 X 3/4 Inch, 100 Pieces, Grade-5, Hex Head, 7/16 Inch Wrench Size Mr Gasket
SKU: M00S 915A
Beginner — under 30 min
Description
Part #: 915A
Designed for quick, easy installation of headers and heat-treated for extra strength. The special washer faced, smaller-than-standard hex head is for tight spaces.Master Pack of 100 piecesGrade-5Hex Head w/ 7/16 Inch Wrench SizeDetails:Emission Code: 5Finish: Black OxideHead Style: HexMaterial: SteelSize: 3/8-16 x 3/4Warranty: Manufacturer's Limited 90 Day Warranty
Features:
- Master Pack of 100 pieces
- Grade-5
- Hex Head w/ 7/16" Wrench Size
Header Bolt - 3/8-16 in Thread - 0.750 in Long - Hex Head - Steel - Black Oxide - Set of 100
MIA's Description
Each bolt has a 3/8-16 thread size and a 3/4" length with a hex head. They are heat-treated for strength and are Grade 5 manufactured.
Fitment
Fitment Guaranteed
Don’t gamble
on fit.
Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | Mr. Gasket |
| Part Number | M00S 915A |
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
View Full Return Policy