Before using a new block, all slag and sand deposits contained in the water jacket must be physically removed with a sharp-ended 0.25 inch (6.4 mm) diameter drill rod. Prior to honing, the engine block must be thoroughly cleaned.
|Title||:||Multicylinder Test Sequences for Evaluating Automotive Engine Oils|
|Author||:||Section 1 on Engine Oils, Technical Division B on Automotive Lubricants, ASTM Committee D-2 on Petroleum Products and Lubricants|
|Publisher||:||ASTM International -|