ENGINE COMPONENT AND LOCATION 81 Head to Block Alignment W2033310 1. Cylinder Head 3. Cylinder Clock 2. Alignment Screws and Washers Three screws and washers installed at the side (two in the block and one in the head) align the head from side to side at assembly. Fore and aft, the head is aligned by contact with the timing gear plate. CAUTION The head is aligned with the timing gear plate by screws passed through the plate into the head and tightened securely. It is extremely important to remove these screws before attempting to remove the cylinder head from the block. Failure to heed this caution may result in severe damage to the timing gear plate and other engine components.