Ford 2003 Mustang Workshop Manual page 1355

39. NOTE: Lubricate the camshaft roller followers using clean engine oil.
NOTE: Position the cam lobe away from the camshaft roller follower location prior to installing
each camshaft roller follower.
Install the camshaft roller followers.
1. Install the special tool.
2. Compress the valve spring.
3. Install the camshaft roller followers in their original locations.
40. Remove the special tool.
41. NOTE: One spark plug shown, others similar.
Install the spark plugs.
42. NOTE: RH side shown, LH side similar.
NOTE: If not secured within four minutes, the sealant must be removed and the sealing area
cleaned. To clean the sealing area, use silicone gasket remover and metal surface prep. Follow
the directions on the packaging. Failure to follow this procedure can cause future oil leakage.
Apply silicone gasket and sealant in the locations shown.