Features & Benefits

Dorman’s Engine Expansion Plugs are available in multiple styles, including Cup Type, Pilot Seal™, Reverse Taper, Concave, Quick-Seal® Rubber and Quick-Seal ® Copper. Our uniquely designed Pilot Seal Expansion Plug ensures a leak-proof fit. We also offer Engine Expansion Plug Kits.

• Many sizes available
• Conveniently available in packs of different quantities
• Constructed from high quality steel, copper, brass, or rubber
• Dorman’s Engine Expansion Plugs are constructed to strict engineering quality standards