Fleece Performance Universal 5/8in Billet Aluminum Block Off Plug

Machined from solid billet aluminum, this 5/8 inch block off plug from Fleece Performance is a well-built solution for sealing off unused ports in your engine block or cylinder head. When you're modifying your engine, sometimes you need to eliminate a port that's no longer in use, whether it's for a sensor, coolant passage, or vacuum line. This plug provides a clean and secure way to do just that.

The billet aluminum construction means it's strong and resistant to corrosion, ensuring a long-lasting seal. Its 5/8 inch size is common for many applications, making it a versatile part for various engine builds and modifications. It's designed to fit snugly, preventing leaks and maintaining the integrity of your engine's fluid systems.

Please note that this part is not CARB approved and cannot be shipped to California. Always refer to your local emissions regulations before installing any aftermarket engine components.