OCR Text |
Show TO CLEAN ENGINE CYLINDERS Important to Have Piston In Uppermost Upper-most Position of Its Sweep to Protect Surface. It has long been customary to clean gasoline engine cylinders with long-handled long-handled scraping tools, the cutting edges of which are hardened. In scraping a cylinder in litis manner, It Is Important to have the piston in the uppermost position of Its sweep, since otherwise the scraping tool Is likely to slit) Into the bore of the cylinder cyl-inder and injure the smooth surface of the cylinder wall. American Motorist. |