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.
2018 Mitsubishi Eclipse Cross LEFACTORY OEM SERVICE PROCEDURE
Service Specifications
| Item | Standard value | Limit | |
|---|---|---|---|
| TIMING CHAIN | |||
| Valve clearance mm (in) | Inlet | 0.22 ± 0.04 (0.009 ± 0.002) | - |
| Exhaust | 0.30 ± 0.04 (0.012 ± 0.002) | - | |
| CAMSHAFT | |||
| Cam height mm (in) | Inlet | 44.71 (1.760) | 44.21 (1.741) |
| Exhaust | 44.18 (1.739) | 43.68 (1.720) | |
| CYLINDER HEAD AND VALVES | |||
| Outside diameter difference of cylinder head bolt mm (in) | - | 0.15 (0.006) | |
| Cylinder head bottom face distortion mm (in) | 0.03 (0.001) or less | - | |
| Cylinder head overall height mm (in) | 112.9 - 113.1 (4.445 - 4.452) | - | |
| Valve margin mm (in) | Inlet | 0.85 (0.033) | 0.70 (0.028) |
| Exhaust | 1.5 (0.06) | 1.35 (0.053) | |
| Valve face angle | 45° - 45.5° | - | |
| Valve stem-to-guide clearance mm (in) | Inlet | 0.020 - 0.047 (0.0008 - 0.0018) | 0.10 (0.004) |
| Exhaust | 0.041 - 0.068 (0.0017 - 0.0026) | 0.15 (0.006) | |
| Valve length mm (in) | Inlet | 87.21 (3.433) | 86.71 (3.414) |
| Exhaust | 88.54 (3.486) | 88.04 (3.466) | |
| Valve spring free length mm (in) | 52.20 (2.055) | 43.1 (1.70) | |
| Valve spring out-of-squareness | 2° or less | 4° | |
| Valve seat contact width mm (in) | 1.1-1.5 (0.044-0.059) | - | |
| PISTON AND CONNECTING ROD | |||
| Piston outer diameter mm (in) | 75 (3.0) | - | |
| Piston ring to ring groove clearance mm (in) | No. 1 | 0.04 - 0.075 (0.0016-0.0029) | 0.1 (0.004) |
| No. 2 | 0.04 - 0.08 (0.002 - 0.003) | 0.1 (0.004) | |
| Piston ring end gap mm (in) | No. 1 | 0.25-0.30 (0.010-0.011) | 0.8 (0.03) |
| No. 2 | 0.40-0.55 (0.016-0.021) | 0.8 (0.03) | |
| Oil ring | 0.25-0.45 (0.010-0.017) | 1.0 (0.04) | |
| Crankshaft pin oil clearance mm (in) | 0.020 - 0.038 (0.0008-0.0014) | 0.1 (0.004) | |
| Outside diameter difference of connecting rod bolt mm (in) | - | 0.1 (0.004) | |
| Connecting rod big end thrust clearance mm (in) | 0.10-0.35 (0.004-0.013) | 0.4 (0.02) | |
| CRANKSHAFT AND CYLINDER BLOCK | |||
| Crankshaft bearing cap bolt shank length mm (in) | - | 75.3 (2.96) | |
| Crankshaft end play mm (in) | 0.09 - 0.27 (0.004-0.010) | 0.3 (0.01) | |
| Crankshaft journal oil clearance mm (in) | 0.014-0.034 (0.0006-0.0013) | 0.1 (0.004) | |
| Cylinder block top surface distortion mm (in) | 0.05 (0.002) | 0.1 (0.004) | |
| Cylinder block top face grinding limit (Total resurfacing depth of both cylinder head and cylinder block) mm (in) | - | 0.2 (0.01) | |
| Cylinder block overall height mm (in) | 279.59 (11.007) | - | |
| Cylinder bore mm (in) | 75 (3.0) | - | |
| Cylindrically mm (in) | 0.01 (0.0004) or less | - | |
Factory Service Tools
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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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