1989 Oldsmobile Toronado V6-3800 3.8LFACTORY OEM SERVICE PROCEDURE

Dimension & Clearance Specifications - Crankshaft

Vin C & L, Clearance Values
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Main Bearings 0.0003-0.0018 Inch (in)
Connecting Rod Bearings 0.0003-0.0028 Inch (in)
Thrust Bearing Clearance 0.003-0.011 Inch (in)
Factory Service Tools

Use the Manual With the Right Hardware

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

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When to See a Mechanic

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

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

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