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Cylinder Head Special Tool(s) Compressor, Valve Spring 303-567 (T97P-6565-AH) Spacer, Valve Spring Compressor 303-382 (T91P-6565-AH) Installer, Valve Stem Oil Seal 303-383 (T91P-6571-A) Material Metal Surface Cleaner F4AZ-19A536-RA Super Premium SAE 5W-20 Motor Oil XO-5W20-QSP Disassembly All engines 1. On Windsor engines, remove the Camshaft Position Aligner from the camshaft (6250). Item Specification WSE-M5B392-A WSS-M2C153-H 2. CAUTION: Do not remove the camshaft before removing the roller followers. CAUTION: Place the cylinder head (6049) on a cardboard or wood surface to prevent damage to the joint face. Install the Valve Spring Compressor Spacer between the valve spring coils to prevent valve stem seal damage. 3. NOTE: The roller followers must be reinstalled in their original locations. Record roller follower locations. Use the Valve Spring Compressor to compress the valve springs (6513), and remove the roller followers. 4. NOTE: The hydraulic lash adjusters must be installed in their original locations. Record hydraulic lash adjuster locations. Remove the hydraulic lash adjusters. 5. NOTE: Windsor engine shown; Romeo engine is similar. Use the Valve Spring Compressor to compress the valve springs. 6. CAUTION: Keep the valves and valve spring retainer keys (6518) in order so they can be installed in the same positions. NOTE: Shown without camshaft for clarity. Remove the (A) valve spring retainer keys, the (B) valve spring retainers (6514), the (C) valve springs, and the valves. 7. Remove the valve stem seals (6571). Romeo engine (4.6L) 8. NOTE: The camshaft bearing caps must be installed in their original location. Record camshaft bearing cap location. Remove the bolts, the bearing caps and the camshaft. Windsor engine (5.4L) Assembly All engines 1. CAUTION: Do not use metal scrapers or other tools to clean the cylinder head or damage to the head can occur. Use a plastic scraper and metal surface cleaner to clean the cylinder head. 2. Lubricate the camshaft journals with clean engine oil.

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1. Remove the bolt and the camshaft position (CMP) sensor. 2. Remove the bolts, the rocker arm seats, and the rocker arms. 2. Remove the bolts, the rocker arm seats, and the rocker arms. 3. NOTE: Always return the valve tappets to their original tappet bores unless they are being replaced. Remove the valve tappet(s). 1. Remove the valve tappet guide plate retainers. 2. Remove the valve tappet guide plates. 3. Remove the valve tappets. Remove the bolts and the engine lifting eye. 5. Remove the (A) bolts and the (B) camshaft thrust plate. 6. Use Oil Seal Remover to remove the camshaft front seal. 7. NOTE: The camshaft can be removed in either direction. Remove the camshaft. 8. NOTE: Identify all parts with respect to the cylinder from which they were removed and whether the valve is an intake valve or an exhaust valve. Use (A) Valve Spring Compressor to compress the valve springs. While the valve spring is compressed, remove the (B) valve span” retainer key. 9. Slowly remove the valve spring compressor tool. 10. Remove the valves valve spring retainer and the valve spring. 11. Remove the valves. 12. Remove and discard the valve stem seals. Assembly