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 MANUALSCHEVROLET1999EXPRESS 1 TON VAN V8-5.7L VIN RREPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSENGINECYLINDER BLOCK ASSEMBLYSYSTEM SPECIFICATIONSMAIN BEARING CLEARANCES
1999 Chevrolet Express 1 Ton Van V8-5.7L VIN R
Main Bearing Clearances
1999 Chevrolet Express 1 Ton Van V8-5.7L VIN RSECTION Main Bearing Clearances
| Crankshaft End Play | 0.002 - 0.008 Inch (in) | ||
| Crankshaft Journal Diameter (Journal #1) | 2.4484 - 2.4493 Inch (in) | ||
| Crankshaft Journal Diameter (Journal #2, #3, and #4) | 2.4481 - 2.4491 Inch (in) | ||
| Crankshaft Journal Diameter (Journal #5) | 2.4482 - 2.4491 Inch (in) | ||
| Crankshaft Journal Out-of-Round (Production) (Maximum) | 0.0002 Inch (in) | ||
| Crankshaft Journal Out-of-Round (Service) (Maximum) | 0.0010 Inch (in) | ||
| Crankshaft Journal Taper (Production) (Maximum) | 0.0002 Inch (in) | ||
| Crankshaft Journal Taper (Service) (Maximum) | 0.0010 Inch (in) | ||
| Crankshaft Runout at Rear Flange | 0.0015 Inch (in) | ||
| Crankshaft Bearing Clearance | Journal #1 | Production | 0.0007 - 0.0021 Inch (in) |
| Journal #2, #3, and #4 | Production | 0.0012 - 0.0027 Inch (in) | |
| Journal #5 | Production | 0.0008 - 0.0024 Inch (in) | |
| Journal #1 | Service | 0.0010 - 0.0020 Inch (in) | |
| Journal #2, #3, and #4 | Service | 0.0010 - 0.0025 Inch (in) | |
| Journal #5 | Service | 0.00 15 - 0.0025 Inch (in) |
RENDER: 1.0x
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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.