93357A 1 Mercury PROPELLER ASSEMBLY

To prevent damage to the intake and exhaust valves, an adjustment must be made to the valve clearance setting. Loosen the nuts on each rocker arm and move the adjustment screw on each rocker arm away from the bridge as far as possible.
1. Put engine in position on tooling (A), and turn the engine over on its side. Make sure the blocks that are used as support for the top of the engine are against the cylinder head only and not against the exhaust manifold or valve cover bases. 2. Loosen the nuts that hold each