; 3⁄8 diameter, 12-point headed intake manifold bolts simplify the job of installing and removing many of today’s aftermarket intake manifolds designed with extremely tight fastener clearances; Kits are manufactured of Grade 8 steel with gold iridite finish and come complete with close-tolerance washers
  • For Big Block Chevrolet
  • 16pk
  • (12) 3⁄8 -16 x 1-1⁄4 & (4) of 3⁄8 -16 x 1-3⁄4
  • 3⁄8 diameter
  • 12-point headed intake manifold bolts make install easy
  • Made of Grade 8 steel with gold iridite finish
  • Close-tolerance washers included.

Fast Efficient Shipping

Through our distribution network Deliveries can be as fast as Next Day Delivery.
Delivery times vary by destination, tracking information is provided with every purchase.

Get it Installed

JB's Power Centre offers on-site professional installation services in Calgary and Edmonton, AB.
We have on staff licensed Mechanical Technicians as well as MECP Certified 12-Volt Technicians.

* Extend your products Manufacturer Warranty

All products include a manufacturer warranty, but you can extend this warranty with
JB's Purchase Protection Plan
*Available on select products.