This bundle includes eight brass expansion plugs that fit directly as a replacement for your engine block. The bore size is standard and the finish is brass. These plugs are compatible with various brands such as Chevy, Ford, and Dodge.

The manufacturer part number is Epc75b and the other part number is 1760 Sc. This is a custom bundle made by US Tool, Pioneer, and Melling. i usually use us tool because they have the best freeze plugs on the market.