System Specifications

2003 Volkswagen Jetta Sedan (9M2) V6-2.8L (BDF)SECTION System Specifications





Piston and cylinder dimensions





Piston Ring to Ring groove clearance





Piston Ring Gap

Crankshaft Main Bearing Cap Bolts 30 Nm plus additional 1/2 turn (180°) further Replace
Turning 2 x 90° further is permitted
Vibration Damper 100 Nm plus additional 90°
(1/4 turn - turning further can be done in several stages)
Cylinder Head Max. Permissible distortion 0.05 mm
Connecting Rod Bolt 30 Nm plus additional 90°
(1/4 turn - turning further can be done in several stages)

Connecting Rod Bearing shell
Axial clearance
New 0.05 - 0.35 mm
Wear limit 0.40 mm
Check radial clearance with Plastigage
New 0.02 - 0.07 mm.
Wear limit 0.10 mm.
Do not turn crankshaft when checking radial clearance

Crankshaft
Axial clearance
new 0.07 - 0.24 mm,
Wear limit 0.30 mm
Check radial clearance with Plastigage
New 0.02 - 0.06 mm
Wear limit 0.10 mm
Do not turn crankshaft when checking the radial clearance
Crankshaft dimensions
Main bearing 59.958 ... 59.978 mm
Connecting Rod bearing 53.958 .... 53.978 mm
RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.