US PRO AUTOMOTIVE STETHOSCOPE. PROBE 70MM OR EXTENDABLE WITH PIECE TO 290MM. SUPER SENSITIVE EAR PIECES AND PROBE. SHOCK PROOF ABS PLASTIC HANDLE AND HEAVY DUTY FLEXIBLE VINYL TUBING. USE TO LOCATE TROUBLE SPOTS WITHIN THE ENGINE BLOCK, SUCH AS PISTON SLAP, WORN GEARS, FAULTY VALVES, WATER PUMP FAILURE, DEFECTIVE BEARINGS AND MORE.
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