Volvo Penta — Camshaft, changing
Repair & overhaul
From a Volvo Penta service manual — check it applies to your exact model before use.
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Before you start
- Camshaft cams are extremely sharp.
- Camshaft should be lifted by at least two persons if no lifting device.
Procedure
- Turn off power and check no current.
- Remove protective plates, radiator fan and drive belt.
- Remove crankcase breather hose.
- Remove radiator fan drive, spacer and pulley.
- Remove upper radiator hose connection.
- Remove front engine lifting bracket.
- Remove camshaft position sensor and clamps.
- Remove toothed wheel and camshaft gear.
- Remove upper timing cover and valve cover.
- Remove oil pipe from rocker arm bridge.
- Undo rocker arm bridge bolts evenly and lift away bridge.
- Fit turning tool 9993590 and rotate to TDC.
- Remove camshaft bearing caps, lift out camshaft.
- Fit new bearing shells, lubricate, lift camshaft into position.
- Fit bearing caps, timing gear, toothed wheel, rocker arm bridge, adjust valves and unit injectors.
Tools required
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Specs & values
- Camshaft weight about 35 kg (77 lbs)
- Rocker arm bridge weight about 27 kg (60 lbs)
Source: Volvo Penta 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.