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  5. Protorque 1-13/16" Welch Plugs Brass Cup - RBC101316
Protorque 1-13/16" Welch Plugs Brass Cup - RBC101316

Protorque 1-13/16" Welch Plugs Brass Cup - RBC101316

SKU: 3629525 / SP84863 Part Number: RBC101316
Welch plugs play a crucial role in maintaining the integrity of the engine's cooling system and ensuring proper operation. The specific size (1-13/16") indicates the diameter of the Welch plug, and it's important to choose the correct size for the engine's specifications.
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Welch plugs are used to fill the sand casting core holes found in the engine block and cylinder head of water-cooled internal combustion engines. These plugs serve various purposes, including sealing openings left during the casting process, preventing coolant leaks, and acting as safety devices in case of freezing conditions.

Part number: RBC101316

Protorque 1-13/16" Welch Plugs Brass Cup - RBC101316

$0.99