Connecting Rod, Engine

2005 Mercury Mariner 2WD V6-3.0L VIN 1SECTION Connecting Rod, Engine
Connecting rod journal diameter 49.969-49.991 mm (1.967-1.968 in)
Connecting rod journal maximum taper 0.008 mm (0.0003 in)
Connecting rod journal maximum out-of-round 0.006 mm (0.0002 in)
Connecting rod-to-pin clearance-standard 0.004-0.02 mm(0.0001-0.0007 in)
Connecting rod-to-pin clearance-service limit 0.035 mm (0.0013 in)
Connecting rod pin bore diameter 21.017-21.031 mm (0.827-0.828 in)
Connecting rod length (center-to-center) 138.06-138.14 mm (5.435-5.38 in)
Connecting rod maximum allowed bend 0.038 mm per 25 (0.0014 per 0.984 in)
Connecting rod maximum allowed twist 0.050 mm per 25 (0.0019 per 0.984 in)
Connecting rod side clearance 0.100-0.30 mm (0.0039-0.0118 in)

RENDER: 1.0x

NO RELATED

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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.