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 MANUALSFORD1999TAURUS V8-3.4L VIN N SHOREPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSENGINECYLINDER BLOCK ASSEMBLYSYSTEM SPECIFICATIONSCRANKSHAFT
1999 Ford Taurus V8-3.4L VIN N SHO
Crankshaft
1999 Ford Taurus V8-3.4L VIN N SHOSECTION Crankshaft
| Main Bearing Journal | Diameter | 2.4794 - 2.4803 Inch (in) |
| Out of Round Limit | 0.0008 Inch (in) | |
| Total Taper Limit | 0.0008 Inch (in) | |
| Journal Runout Limit | 0.0024 Inch (in) | |
| Connecting Rod Journal | Diameter | 11.9685.9675 - Inch (in) |
| Out of Round Limit | 0.0008 Inch (in) | |
| Total Taper Limit | 0.00008 Inch (in) | |
| Crankshaft Free End Play | 0.0024 - 0.0103 Inch (in) | |
| Main Bearings Clearance to Crankshaft | Desired | 0.0004 - 0.0012 Inch (in) |
| Allowable | 0.0024 Inch (in) | |
| Main Bearing Wall Thickness | Grade 1 | 0.0981-0.0982 Inch (in) |
| Grade 2 | 0.0982-0.0983 Inch (in) | |
| Grade 3 | 0.0983-0.0984 Inch (in) | |
| Grade 4 | 0.0984-0.0986 Inch (in) | |
| Grade 5 | 0.985-0.0987 Inch (in) | |
| Grade 6 | 0.0987-0.0988 Inch (in) | |
| Thrust Bearing Thickness | 0.0869-0.0889 Inch (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.