Ranger 2WD V6-245 4.0L VIN X SFI (1997)
Camshaft: Testing and Inspection
End Play
CAUTION: Prying against the camshaft sprocket with the valve train load on the camshaft can break or damage the camshaft sprocket. Therefore:
-
Loosen rocker arm shaft bolts enough to free camshaft.
-
After checking camshaft end play, reinstall or retighten valve train components.
NOTE: For camshaft end play specifications.
Camshaft End Play Inspection
1. Install Dial Indicator with Bracketry TOOL-4201-C or equivalent so indicator point is on camshaft sprocket bolt.
2. Push camshaft toward rear of engine.
3. Zero dial indicator. Pull camshaft forward and release it. Compare dial indicator reading with specifications. If end play is excessive, replace
camshaft thrust plate.
4. Remove dial indicator.
5. After replacing camshaft thrust plate, check end play again. If it is still out of specified range inspect camshaft and cylinder head/cylinder block for
excessive wear.
