Intake Manifold Bolt Set - 3/8"-16 x 1.00" - 12-Point Head w/ Washers

Fits: Small Block Chevy V8 & 90 Degree V6, Fits Chrysler 273-360 V8 1964-'91, Chrysler 361-440 V8 1959-'79 (all except 426 Hemi), American Motors 290-401 V8.

PART# 6091

Be the first to write a review
$24.01   Suggested Retail
$21.61   Your Price
Free Shipping on orders over $100*
In Stock  
Add to Wish List


These special Grade 8 intake manifold bolts feature a 12-point smaller-than-standard head and flange, and include special extra thick flat washers for optimum clamping pressures. They're ideal for use where space is minimal, typical on larger runner race manifolds. These bolts and washers are bright zinc plated for protection and good looks.


  • Features 12-point Smaller-than-standard Bolt Head
  • Thick Flat Washers Distribute Optimum Clamp Load
  • Ideal Use Where Space Is Minimal On Race Manifolds
  • Bolts And Washers Zinc Plated For Protection


BrandMr. Gasket
Emission Code1
GradeGrade 8
Product TypeManifold Bolts
WarrantyLimited 90 Day Warranty
Part Number6091


This part is legal for use on Emissions Controlled Vehicles when used in accordance with the manufacturers application guide because it has a California Air Resources Board Executive Order number or is a direct or consolidated replacement part.

The following vehicles are considered Emissions Controlled Vehicles:

  • 1966 and newer U.S. manufactured California Certified vehicles
  • 1968 and newer U.S. manufactured Federally Certified vehicles
  • 1968 and newer Foreign manufactured vehicle
We Suggest

      *Free Shipping & Handling only offered to the contiguous US on orders over $100.

      Some parts are not legal for use in California or other states with similar regulations.