MTU 8V 2000 C / 8V 2000 G — Installing main bearing caps
Installation · Crankcase / crankshaft bearing
For the MTU 8V 2000 C / 8V 2000 G, from the MTU service manual.
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Before you start
- Components have sharp edges – wear protective gloves
- Always tighten screws on one bearing at the same time; sequence starts from alignment bearing
Procedure
- Crankcase upside down, oil pan mating face horizontal.
- Wipe bearing shell mating faces on crankshaft bearing cap.
- Blow out partitions, cylinder and dowel pins with compressed air.
- Fit bearing caps according to marking on appropriate crankcase bearing.
- Coat thread and underside of centre hex screws with engine oil.
- Insert side double-hex screws but do not tighten.
- Pretighten centre screws, mark heads, tighten to angle of rotation.
- Simultaneously tighten side double-hex screws to specified torque.
Tools required
- Copper hammer Amazon
- Socket and ratchet Amazon
- Torque wrench Amazon
- Angle-of-rotation torque wrench Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Specs & values
- Centre hex screws 300 Nm + 30 Nm, 90° + 10°
- Side double-hex screws 120 Nm + 10 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.