Replacing the valley pan cover and gasket on my 2004 corvette. In 2004 all corvette models came with the ls6 style valley cover, all other models have an external pcv valve but this is basically the same process to change for changing the valley pan cover and gasket.
LS6 style A-Premium valley cover: https://www.amazon.com/Premium-Compatible-Cadillac-2004-2005-Chevrolet/dp/B09J4QVH9M/ref=sr_1_3?dib=eyJ2IjoiMSJ9.Q_G1T6L_hPinz9Hj0Sl5svVe7rHqXoQuBEHaEyVk-DZN_xfcfn5cW96t9PW5SecB6BQ7eM9zLHeh-UwZjMo_Y30C4iWed5PUxO5CWYml3n2fp7f12z9OVt9fxJnTHO3a9qWBQ1wGLEaqrNwtXP1izBK92FmmfuGF7WHwuUxD0g8QXqOB110mF8mCteOdgEsuzErOYMWDPKO2TGM2urcBWAFx5vYJe534n_5sgxJSqeA.-6XCuUXpKnEgyUzcc62G3En4dBkE4pbJBe7r20NkV10&dib_tag=se&keywords=ls6+valley+cover&qid=1746210818&sr=8-3