TM 10-3930-659-34 5-5. CAMSHAFT REPLACEMENT (Con’t). 2. Install flywheel turning tool (3) on engine (1). 3. Using flywheel turning tool (3), rotate flywheel until two screws (5) are visible through holes in camshaft gear (6). 4. Remove two screws (5) from engine block (1). CAUTION DO  NOT  allow  camshaft  lobes  to  drag  on  bearing  bore  surfaces  in  engine  block  while  removing camshaft.  Failure to follow this warning may result in damage to bearing bore. 5. Remove camshaft (7) and thrust plate (4) from engine block (1). 5-47