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 MANUALSCADILLAC1992DEVILLE V8-300 4.9LREPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSENGINECYLINDER BLOCK ASSEMBLYSYSTEM SPECIFICATIONS
1992 Cadillac DeVille V8-300 4.9L
System Specifications
1992 Cadillac DeVille V8-300 4.9LSECTION System Specifications
VIN B, Bore Dimensions
| Cylinder Bore Taper Maximum | 0.0248 |
| Cylinder Bore Out of Round Maximum | 0.0008 |
| Nominal Cylinder Bore Diameter | 3.622 Note: Liner protrusion, flush to 0.0032 inch above block deck. Maximum variation between liners, 0.0039 inch. Piston & liner are matched set & must be replaced as an assembly if liner protrusion, taper, out of round or piston lo liner clearance are not within specifications. |
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.