It is a nice diagnostic tool...amazing what you can hear! Now I need to gain a better understanding of what are "normal" sounds within the engine. I think it has already helped me identify bearings going bad in the timing belt area (probably tensioner or idler pulleys).
Follow Ups
Bought a Craftsman Stethoscope..nice tool for under $20.!! - zxjpmzx10:08:53 04/01/04