Dodge Caliber. Manual — part 1104

Clearance too Small

1. Remove camshafts (Refer to 9 - ENGINE/CYLINDER HEAD/CAMSHAFT(S) - REMOVAL).

2. spec – measured = delta

3. Decrease bucket thickness by delta.

4. Install camshafts (Refer to 9 - ENGINE/CYLINDER HEAD/CAMSHAFT(S) - INSTALLATION).

5. Verify that valve lash is correct.

PM

ENGINE 2.4L WORLD

9 - 1703

Clearance too Large

1. Remove camshafts (Refer to 9 - ENGINE/CYLINDER HEAD/CAMSHAFT(S) - REMOVAL).

2. Measured – spec = delta

3. Increase bucket thickness by delta.

4. Install camshafts (Refer to 9 - ENGINE/CYLINDER HEAD/CAMSHAFT(S) - INSTALLATION).

5. Verify that valve lash is correct.

REMOVAL

NOTE: This procedure is for in-vehicle service with camshafts installed.

NOTE: Camshaft buckets must be replaced if cylinder head or camshafts are replaced.

1. Remove cylinder head cover (Refer to 9 - ENGINE/CYLINDER HEAD/CYLINDER HEAD COVER(S) -

REMOVAL).

2. Remove camshafts (Refer to 9 - ENGINE/CYLINDER HEAD/CAMSHAFT(S) - REMOVAL).

3. Remove camshaft buckets.

4. Repeat removal procedure for each camshaft bucket.

5. If reusing, mark each camshaft bucket for reassembly in original position.

INSTALLATION

NOTE: If reinstalling original buckets they must go back in their original location or engine damage could
result.

1. Apply a light coat of clean engine oil to camshafts buckets prior to assembly.

2. Install camshaft bucket into cylinder head.

3. Repeat installation procedure for each camshaft bucket.

NOTE: If installing new buckets, the valve lash procedure must be performed.

9 - 1704

ENGINE 2.4L WORLD

PM

4. Install camshafts (Refer to 9 - ENGINE/CYLINDER HEAD/CAMSHAFT(S) - INSTALLATION).

5. Install cylinder head cover (Refer to 9 - ENGINE/CYLINDER HEAD/CYLINDER HEAD COVER(S) - INSTALLA-

TION).

PM

ENGINE 2.4L WORLD

9 - 1705

VALVES & SEATS-INTAKE/EXHAUST

DESCRIPTION

The valves are made of heat resistant steel. They have nitrided stems to prevent scuffing. Viton rubber valve stem
seals are integral with the spring seats. The valves have a single bead lock keepers to retain the springs.

OPERATION

The four valves per cylinder (two intake and two exhaust) are opened by using direct acting buckets which are
actuated by the camshaft.

CLEANING

1. Clean all valves thoroughly and discard burned, warped and cracked valves.

9 - 1706

ENGINE 2.4L WORLD

PM