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 MANUALSCHEVROLET1996LUMINA APV V6-3.4L VIN EREPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSENGINECYLINDER BLOCK ASSEMBLYPISTON, ENGINE
1996 Chevrolet Lumina APV V6-3.4L VIN E
Piston, Engine
1996 Chevrolet Lumina APV V6-3.4L VIN ESECTION Piston, Engine
Engine Liter/CID 3.4L/V6-209
All specifications given in inches.
Piston Diameter (Std.) [01] 3.6209-3.6216
Piston Clearance 0.0013-0.0027
Piston Pin Diameter (Std.) 0.9052-0.9054
Pin To Piston Bore Clearance 0.0004-0.0008
Piston Rings
End Gap [02]
Comp. 0.0059
Oil 0.0098
Side Clearance
Comp. 0.0016-0.0030
Oil 0.008
[01] Measured at 90 deg. angle to piston pin.
[02] Minimum.
All specifications given in inches.
Piston Diameter (Std.) [01] 3.6209-3.6216
Piston Clearance 0.0013-0.0027
Piston Pin Diameter (Std.) 0.9052-0.9054
Pin To Piston Bore Clearance 0.0004-0.0008
Piston Rings
End Gap [02]
Comp. 0.0059
Oil 0.0098
Side Clearance
Comp. 0.0016-0.0030
Oil 0.008
[01] Measured at 90 deg. angle to piston pin.
[02] Minimum.
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.