Volvo Penta — Removing the cylinder heads
Repair & overhaul
From a Volvo Penta service manual — check it applies to your exact model before use.
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Before you start
- Always replace the cylinder head gaskets and rubber seals
Procedure
- Close the bottom valve (marine engines) and drain off the coolant.
- Shut off the fuel cocks and remove the battery connections.
- Remove the air cleaner and connection pipes to the turbo-compressor.
- Remove the turbo-compressor; TAMD121 also remove the after-cooler and upper sea-water pipe.
- Remove the delivery lines, leak-off lines and fuel filter; fit new protective caps.
- Remove the intake and exhaust manifolds and the coolant pipe.
- Dismantle the injectors (rotate with a wrench PU-15 while pulling upwards).
- Remove the rocker arm casings, rocker arm mechanism and push rods, then remove the cylinder heads.
Tools required
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
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.