This 6bt-4bt oil pickup tube gasket is a high-quality replacement part for the Cummins 6bt or 4bt engine. It is designed to fit both the 12 valve 6bt and 8 valve 4bt engines perfectly. The gasket is made with durable materials that are built to last, ensuring a secure seal and preventing oil leaks. With easy installation, this gasket will have your engine running smoothly in no time. Choose this reliable replacement part for your Cummins engine today.