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Detroit Diesel — Installation of the Rocker Cover

Maintenance

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

Before you start

  • ENGINE EXHAUST — operate the engine in a well-ventilated area.

Procedure

  1. Install rocker cover gasket into groove in rocker cover.
  2. Install bolts or stud bolts and isolators into rocker cover.
  3. Install rocker cover onto camshaft housing.
  4. Finger tighten all bolts and stud bolts; then torque to 20 N·m (14 lb·ft).
  5. Install the two air filter brackets and torque the eight nuts to 20 N·m (14 lb·ft).
  6. Start the engine and check for leaks.

Specs & values

  • Rocker cover bolts: 20 N·m (14 lb·ft)
  • Air filter bracket nuts: 20 N·m (14 lb·ft)

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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