Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSMAZDA2009TRIBUTE 4WD L4-2.5LREPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSENGINECRANKSHAFT MAIN BEARING
2009 Mazda Tribute 4WD L4-2.5L
Crankshaft Main Bearing
2009 Mazda Tribute 4WD L4-2.5LSECTION Crankshaft Main Bearing
2.5L Engine
Main bearing Torque
- Tighten the bolts in the sequence shown in 3 stages.
- Stage 1: Tighten to 5 Nm {0.5 kgf-m, 44 in-lbf}.
- Stage 2: Tighten to 25 Nm {2.5 kgf-m, 18 ft-lbf}.
- Stage 3: Tighten an additional 90 degrees.
Size Chart
Crankshaft
Main bearing journal diameter 51.978-52.002 mm (2.046-2.047 in)
Production repair 51.730-51.750 mm (2.036-2.037 in)
Main Beaing Clearance 0.016-0.047 mm (0.0006-0.0015 in)
Connecting Rod journal diameter 51.978-52.002 mm (2.046-2.047 in)
Production repair 51.730-51.750 mm (2.036-2.037 in)
End play 0.220-0.450 mm (0.008-0.018 in)
Main bearing Torque
- Tighten the bolts in the sequence shown in 3 stages.
- Stage 1: Tighten to 5 Nm {0.5 kgf-m, 44 in-lbf}.
- Stage 2: Tighten to 25 Nm {2.5 kgf-m, 18 ft-lbf}.
- Stage 3: Tighten an additional 90 degrees.
Size Chart
Crankshaft
Main bearing journal diameter 51.978-52.002 mm (2.046-2.047 in)
Production repair 51.730-51.750 mm (2.036-2.037 in)
Main Beaing Clearance 0.016-0.047 mm (0.0006-0.0015 in)
Connecting Rod journal diameter 51.978-52.002 mm (2.046-2.047 in)
Production repair 51.730-51.750 mm (2.036-2.037 in)
End play 0.220-0.450 mm (0.008-0.018 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.