Detroit Diesel — Valve Cover Removal

Maintenance

From a Detroit Diesel service manual — check it applies to your exact model before use.

Applies to: Detroit Diesel Series 60 engine

Procedure

1. Remove the air intake duct.
2. Remove the air intake duct mounted between the air cooler outlet and the engine intake.
3. Disconnect ventilation pipe from valve cover.
4. Remove engine cover.
5. Adjust Jake Brake (if applicable), injectors and valves following the Detroit Diesel service manual for Series 60 engines.
6. Verify engine cover gasket and replace if necessary; order new gasket directly from Detroit Diesel.
7. Reinstall engine cover and tighten bolts to 18-22 Lbf·ft (25-30 N·m) in a criss-cross pattern.
8. Reconnect ventilation pipe to engine cover.
9. Reinstall air ducts.

Full service-parts list: Detroit Diesel Series 60 engine →

Source: Detroit Diesel service manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.

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