Piston Pin, Engine

1998 Chevrolet Astro Van 2WD V6-4.3L VIN WSECTION Piston Pin, Engine
Clearance in Piston
(Production) 0.13 - 0.023 mm (0.0005 - 0.0009 inch)

Clearance in Piston
(Service) 0.025 mm (Maximum) (0.0010 inch (Maximum)

Diameter 23.545 - 23.548 mm (0.9270 - 0.9270 inch)

Fit in Connecting
Rod (Interference) 0.021 - 0.040 mm (0.0008 - 0.0016 inch)

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.