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1B2-94 M161 ENGINE MECHANICAL PISTON RING Preceding Work : Removal of piston 1 Piston Compression Ring (Top Ring) Notice If out of specification, replace the piston ring. Tools Required 000 589 51 37 00 Clamping Strap Replacement Procedure 1. Measure the piston ring’s gap. Gap Between Groove 1 0.20 - 0.40 mm Groove 2 0.20 - 0.40 mm Groove 3 0.20 - 0.45 mm Groove 1 0.028 - 0.060 mm Groove 2 0.010 - 0.045 mm Groove 3 0.010 - 0.045 mm End Gap of The |