Illus 33 Measuring Cylinder

Piston measurement should be taken at extreme bottom of skirt, measured front to rear, 90° from center line of piston pin (see Illus. 34).

In connection with only a top overhaul, if cylinders are not scored and are worn less than .002", it is not usual practice to refinish oversize at that time; this operation is left to be done in connection with next complete overhaul. However, in this case, if the total piston clearance is as much as .006", new

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