Crankshaft, Engine

1998 Chevrolet Express 1 Ton Van V8-5.7L VIN RSECTION Crankshaft, Engine
Main Journal

Journal Diameter (Journal #1) 62.189 - 62.212 mm (2.4484 - 2.4493 inch)
Journal Diameter (Journal #2, #3, and #4) 62.181 - 62.207 mm (2.4481 - 2.4491 inch)
Journal Diameter (Journal #5) 62.185 - 62.207 mm (2.4482 - 2.4491 inch)
Journal Out-of-Round
Production 0.005 mm (Maximum) (0.0002 inch (Maximum))
Service 0.025 mm (Maximum) (0.0010 inch (Maximum))
Journal Taper
Production 0.005 mm (Maximum) (0.0002 inch (Maximum))
Service 0.025 mm (Maximum) (0.0010 inch (Maximum))
Crankshaft Runout at Rear Flange 0.038 mm (0.0015 inch)
Crankshaft End Play 0.05 - 0.20 mm (0.002 - 0.008 inch)

Rod Journal

Journal Diameter 47.440-47.490 mm (1.8677-1.8697 in)
Journal Out-of-Round
Production (Maximum) 0.007 mm (0.0003 in)
Service (Maximum) 0.025 mm (0.0003 in)
Journal Taper
Production (Maximum) 0.007 mm (0.0003 in)
Service (Maximum)0.025 mm (0.0010 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.