Protorque Welch Plug Steel Cup

The Protorque Steel Cup Welch Plug is an essential engine component designed for sealing core passages in engine blocks and cylinder heads. These welch plugs, also known as core plugs or freeze plugs, are critical components in engine cooling systems.

Key Features:

Steel Construction: Made from durable steel material providing reliable sealing performance
Cup Design: Features a traditional cup-shaped profile that expands when installed to create a secure seal
Engine Application: Designed specifically for automotive cooling system applications
Professional Grade: Manufactured to meet automotive industry standards for durability and performance

Installation: Welch plugs are typically installed by positioning them in the core passage hole and then flattening the center of the cup to expand the plug outward, creating an interference fit that seals the passage. Professional installation is recommended to ensure proper sealing.

Application: This welch plug is vehicle-specific and designed for use in engine rebuilding, repair, and maintenance applications where original core plugs need replacement due to corrosion or damage.