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HOMESERVICE MANUALSCHEVROLET1996G 30 VAN V8-5.7L VIN RREPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSENGINECYLINDER BLOCK ASSEMBLYPISTON, ENGINE
1996 Chevrolet G 30 Van V8-5.7L VIN R

Piston, Engine

1996 Chevrolet G 30 Van V8-5.7L VIN RSECTION Piston, Engine
Engine Liter/CID 5.7L/V8-350

All specifications given in inches.

Piston Clearance [20] 0.0007-0.0021
Piston Pin Diameter (Std.) 0.9270-0.9271
Pin To Piston Bore Clearance 0.0004-0.0008
Piston Rings
End Gap [02]
Comp. 0.0100-0.0200
Oil 0.0100-0.0300
Side Clearance
Comp. 0.0012-0.0032
Oil 0.0020-0.0070

[02] Minimum.
[20] Production standard, piston No. 1-6: 4.051-4.0578 inches; piston No. 7 & 8: 4.0576-4.0583 inches.
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.