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.
2006 Kia Spectra L4-2.0LFACTORY OEM SERVICE PROCEDURE
Connecting Rod, Engine
Connecting Rod
Piston pin
Piston pin outer diameter 20.001 - 20.006 mm (0.7874 - 0.7876 inch)
Piston pin hole inner diameter 20.016 - 20.021 mm (0.7880 - 0.7882 inch)
Piston pin hole clearance 0.010 - 0.020 mm (0.0004 - 0.0008 inch)
Connecting rod small end hole inner diameter 19.974 - 19.985 mm (0.7864 - 0.7868 inch)
Connecting rod small end hole clearance -0.032 - -0.016 mm (-0.0013 - -0.0006 inch)
Piston pin press-in load 350 - 1,350 kg (772 - 2,976 lb)
Connecting rod
Connecting rod big end inner diameter 48.000 - 48.018 mm (1.8898 - 1.8905 inch)
Side clearance
Specifications 0.10 - 0.25 mm (0.0039 - 0.0098 inch)
Limit 0.4 mm (0.0157 inch)
Connecting rod cap nut 49.0 - 52.0 Nm (5.0 - 5.3 kg-m, 36.2 - 38.3 ft. lbs.)
Piston pin
Piston pin outer diameter 20.001 - 20.006 mm (0.7874 - 0.7876 inch)
Piston pin hole inner diameter 20.016 - 20.021 mm (0.7880 - 0.7882 inch)
Piston pin hole clearance 0.010 - 0.020 mm (0.0004 - 0.0008 inch)
Connecting rod small end hole inner diameter 19.974 - 19.985 mm (0.7864 - 0.7868 inch)
Connecting rod small end hole clearance -0.032 - -0.016 mm (-0.0013 - -0.0006 inch)
Piston pin press-in load 350 - 1,350 kg (772 - 2,976 lb)
Connecting rod
Connecting rod big end inner diameter 48.000 - 48.018 mm (1.8898 - 1.8905 inch)
Side clearance
Specifications 0.10 - 0.25 mm (0.0039 - 0.0098 inch)
Limit 0.4 mm (0.0157 inch)
Connecting rod cap nut 49.0 - 52.0 Nm (5.0 - 5.3 kg-m, 36.2 - 38.3 ft. lbs.)
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.
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