Sealey-Mechanic-39-s-Stethoscope-Sealey-AK871-p-Quickly-locate-the-source-of-engine-noise-such-as-piston-slap-worn-gears-&-bearings-damaged-valves-water-pump-failure-&-blown-gaskets-Also-useful-for-tracking-down-dashboard-rattles-&-squeaks-Plastic-ear-pieces-&-300mm-probe-with-sound-amplifying-chamber-p-Sealey-AK871-Technician-s-Stethoscope