Qualcast 97-21B Engine Expansion Plug Kit

The Qualcast 97-21B is a comprehensive engine expansion plug kit designed for engine rebuilds and repairs. Also commonly known as freeze plugs or Welch plugs, these essential components seal casting holes in engine blocks and cylinder heads.

Kit Contents:

• 6 x 96-1510SCB expansion plugs
• 2 x 96-250HCPP expansion plugs
• 1 x 96-2510SC expansion plug
• 1 x 96-375HCPP expansion plug
• 2 x 96-375HPPS expansion plugs

QualCast expansion plugs are produced from the highest quality steel in a wide variety of cup designs, ensuring reliable sealing and long-lasting durability. For marine, performance, or heavy duty applications, brass or stainless steel materials are recommended.

This complete kit provides all the necessary expansion plugs for a thorough engine block or cylinder head restoration, eliminating the need to source individual components separately.