general information - Martin Nez

ENGINE 3-35• Cool down the new valve guides in a freezer for about onehour and heat the cylinder head to 100 °C – 150 °C with a hotplate.Do not use a burner to heat the valve guide hole toprevent cylinder head distortion.• Apply engine oil to the valve guide hole.• Drive the valve guide into the hole using the valve guideinstaller 1 and attachment 2. 09916-53310: Valve guide installer/remover09916-53330: Attachment09916-53360: AttachmentNOTE:Install the valve guide until the attachment 2 contacts with thecylinder head 3.A: 13.6 mm (IN)12.2 mm (EX)Failure to oil the valve guide hole before driving thenew guide into place may result in a damaged guide orhead.• After installing the valve guides, re-finish their guiding boresusing the reamer.• Clean and oil the guides after reaming. 09916-33310: Valve guide reamer (4 mm)09916-34542: Reamer handleNOTE:* Be sure to cool down the cylinder head to ambient air temperature.* Insert the reamer from the combustion chamber and alwaysturn the reamer handle clockwise.VALVE SEAT WIDTH INSPECTION• Visually check for valve seat width on each valve face.• If the valve face has worn abnormally, replace the valve.• Coat the valve seat with Prussian Blue and set the valve inplace. Rotate the valve with light pressure.• Check that the transferred blue on the valve face is uniform allaround and in center of the valve face. 09916-10911: Valve lapper set