The BTR LS valve cover gasket is a rubber gasket designed to seal the valve covers on GM Gen III/Gen IV LS-Series engines. Sold as a pair, it provides a durable, reusable seal for both valve covers and is CARB EMS Code 4 rated, legal for sale and use in all 50 states.
- Part Number: BTR-37683-2
- Application: GM Gen III/Gen IV LS-Series
- Material: Rubber
- Sold As: Pair
- Thickness: 0.250 in
- Emissions Status: CARB EMS Code 4 — legal for sale and use in all 50 states
FAQ
What engine platform is this valve cover gasket for?
This gasket is designed for GM Gen III/Gen IV LS-Series engines and is sold as part number BTR-37683-2.
How many gaskets come in this listing?
This listing includes a pair (two gaskets), one for each valve cover.
What material is this gasket made from and how thick is it?
This gasket is made from rubber and measures 0.250 in thick.
Is this gasket legal for use in all 50 states?
Yes, it carries CARB EMS Code 4, meaning it does not require a CARB Executive Order and is legal for sale and use in all 50 states.

