Features: 1Wide Application: This heavy duty carburetor studs set is replacement for Holley, replacement for Edelbrock, replacement for Carter, replacement for Rochester. 2High Accuracy Size: The carburetor stud is produced with 1?3/8in / 3.49cm length and 5/16in Thread, fit for any intake manifold that has 5/16in thread, high accuracy and perfect fitness. 3Powerful Function: The carb studs set is used to mount carburetor to intake manifold so as to ensure air intake sealing and improve fuel efficiency, delivering better driving experience. 4High Quality Materials: The carburetor studs kit is made of durable steel material and with bright zinc plated, rustproof and wear resistant, solid and sturdy, not easy to fade. 5Well Equipped: Package includes 4 pieces carburetor studs, 4 pieces spacers and 4 pieces hex nuts of the package, with sturdy steel construction and wide application. Item Type: Carburetor Studs Set Material: Metal Length: Approx. 1-3/8in / 3.49cm Thread: 5/16in Application: Fits Any Intake Manifold That Has 5/16in Threads Package Included: 4 x Studs 4 x Spacers 4 x Nuts