That's true it's so much easier to pull the engine and redo it. If its alot of work may as well. And while you have it out do all the work. As for me I dont have the money for gaskets and stuff so its gonna be new chains, guides, valve spring (exhaust spring broke) and water/oil pump as well as a bearing check. And a good deep clean and my intake off the 87 and the custom grind cam