The Protorque Welch Plug Brass Cup 28mm (CPC28MM / RBC28MM) is designed to provide a secure and dependable seal for engine block openings and cooling system components. Precision manufactured from durable brass, this welch plug helps prevent coolant leaks while protecting critical engine components from corrosion and contamination.

Its 28mm diameter ensures an accurate fit in compatible applications, making it ideal for engine rebuilds, repairs, and routine maintenance. The premium brass construction offers long-lasting performance and superior resistance to harsh operating conditions, providing confidence and reliability for automotive professionals and DIY enthusiasts alike.

Note: Sold per piece.

Part number: RBC28MM