MTU 8V 2000 C / 8V 2000 G — Adjusting and installing valve bridges
Adjustments · Valve drive
For the MTU 8V 2000 C / 8V 2000 G, from the MTU service manual.
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Before you start
- Valve bridges are set and must not be interchanged during installation
- If valve seat inserts or valves have been machined, the valve bridges must be adjusted
Procedure
- Measure protrusion of guide pins in cylinder head.
- Clamp valve bridges in vice, release locknut, back off adjusting screw approx. 3 turns.
- Fit valve bridge on pin per markings; adjusting screws point to exhaust pipe.
- Press valve bridge down against spring; it must contact valve stem.
- Insert adjusting screw until it just contacts valve stem.
- Tighten locknut by hand; remove valve bridges.
- Clamp in vice and tighten locknut to specified torque.
- Install spring guides and compression springs, then fit valve bridges.
Tools required
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Specs & values
- Locknut on adjusting screw for valve bridge 25 Nm + 5 Nm
Source: MTU 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.