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.
1994 Geo Metro L3-61 1.0LFACTORY OEM SERVICE PROCEDURE
System Specifications
Engine Liter/VIN 1.0L/6
All Measurements Given In Inches Unless Otherwise Specified
Cylinder Bore Diameter (Std.) [01]
Cylinder Bore Taper Max. 0.0039
Cylinder Bore Out of Round Max. 0.0039
[01] Cylinder bore diameter Nos. are stamped on top of block in sequence. No. 1, 2.9138-2.9142 inches & No. 2, 2.9134-2.9138 inches.
All Measurements Given In Inches Unless Otherwise Specified
Cylinder Bore Diameter (Std.) [01]
Cylinder Bore Taper Max. 0.0039
Cylinder Bore Out of Round Max. 0.0039
[01] Cylinder bore diameter Nos. are stamped on top of block in sequence. No. 1, 2.9138-2.9142 inches & No. 2, 2.9134-2.9138 inches.
Factory Service Tools
Use the Manual With the Right Hardware
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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.