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2-109 2 NOTE: It is advisable to install the two front lower CM133B 20. With the throttle body coolant hose secured to the water pump, fill the cooling system with recom- mended coolant (see Liquid Cooling System in Section 3). CM201A 21. Install the expansion chamber and resonator using existing hardware. 22. Install and secure the left-side and right-side access panels and the hood. 23. Start the engine and warm up to operating temper- ature; then verify that all components are function- ing properly and that coolant is circulating through the cooling system properly. 24. Allow the engine to cool; then check the coolant level and add coolant as necessary. 25. Install the skid plate. Cleaning and Inspecting Engine NOTE: Whenever a part is worn excessively, CYLINDER HEAD 1. Using a non-metallic carbon removal tool, remove any carbon buildup from the combustion chambers being careful not to nick, scrape, or damage the combustion chambers or the sealing surfaces. 2. Inspect the spark-plug holes for any damaged threads. 3. Inspect the cylinder head for flatness using a straightedge and a feeler gauge. Acceptable warpage must not exceed 0.05 mm (0.002 in.). NOTE: If the warpage exceeds specification, FS270 4. Place the cylinder heads on a Surface Plate cov- ered with #400 grit wet-or-dry sandpaper. Using light pressure, move each cylinder head in a figure eight motion. Inspect the sealing surface for any indication of high spots. A high spot can be noted by a bright metallic finish. Correct any high spots before assembly by continuing to move the cylin- der head in a figure eight motion until a uniform bright metallic finish is attained. ! CAUTION Never run the engine with the hood harness discon- ! CAUTION After running the engine to the proper operating tem- ! CAUTION If the engine had a major overhaul or if any major |