Cutlass L4-138 2.3L VIN A FI HP (1990)
Cam Housing To Cover Seals
5. New camshaft housing to camshaft housing cover seals (red) into cover (no sealer needed).
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These seals are different.
6. Remove bolt holding housing in place.
7. Apply pipe sealant GM P/N 1052080 or equivalent to camshaft housing and cover retaining bolt threads.
8. Camshaft housing cover to camshaft housing.
Camshaft Housing Bolt Tightening Sequence