Detroit Diesel — Install camshaft bearing caps
Repair & overhaul
From a Detroit Diesel service manual — check it applies to your exact model before use.
Applies to: Detroit Diesel Series 60 engine
Procedure
- Apply RTV to grooves in camshaft cap No. 1 and Gasket Eliminator to camshaft cap No.7.
- Install No. 1 and 7 camshaft bearing caps with one bolt and one stud bolt in each and tighten.
- Install the remaining five camshaft caps onto cylinder head with one bolt for each camshaft cap.
- Torque all camshaft cap bolts and stud bolts to 126-146 N·m (93-108 lb·ft).
- Install three bolts inside camshaft gear cover and torque to 10 N·m (7 lb·ft).
- Install four camshaft gear cover bolts torque to 56-66 N·m (44-48 lb·ft) using torque sequence.
- Torque the three bolts previously installed inside camshaft gear cover to 56-66 N·m (44-48 lb·ft).
- Install remaining bolt to camshaft gear cover and torque to 136 N·m (100 lb·ft).
- Ensure timing of the gear has been verified.
- Remove timing pin from crankshaft and alignment tool from gearcase cover.
- Check camshaft gear lash and adjust if necessary.
Specs & values
- Camshaft cap bolts and stud bolts: 126-146 N·m (93-108 lb·ft)
- Three bolts inside camshaft gear cover: 10 N·m (7 lb·ft) initial
- Four camshaft gear cover bolts: 56-66 N·m (44-48 lb·ft)
- Three bolts inside camshaft gear cover final: 56-66 N·m (44-48 lb·ft)
- Remaining camshaft gear cover bolt: 136 N·m (100 lb·ft)
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.