Before you even do that, have someone familar with DeLoreans take a look at it - I've seen MANY people mistake leaky exhaust manifold gaskets for valve noise. I'd bet money that's what you are hearing. For some reason the sound of the DMC with a leaky exhaust sounds a lot like an old Chevy with a broken rocker arm....... Dave Swingle --- In dmcnews@xxxxxxxxxxxxxxx, "David Teitelbaum" <jtrealty@xxxx> wrote: > Before you go jumping to conclusions you might want to pull the valve > covers and try a valve adjustment. > > --- In dmcnews@xxxxxxxxxxxxxxx, Dmc3360@xxxx wrote: > > > > [Non-text portions of this message have been removed]