4G9 ENGINE |
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| Standard value | Limit |
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Cylinder block overall height mm | 4G92 | 243.5 | – | |
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| 4G93 | 263.5 | – |
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| 4G94 | 286.7 | – |
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Cylinder block I.D. mm |
| 4G92, 4G93 | 81.0 | – |
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| 4G94 | 81.5 | – |
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Piston to cylinder clearance mm |
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| 0.02 – 0.04 | – |
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Bearing cap bolt shank length mm |
| – | 71.1 | |
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Crankshaft end play mm |
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| 0.05 – 0.25 | 0.4 |
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Crankshaft journal O.D. mm |
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| 50 | – |
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Crankshaft pin O.D. mm |
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| 45 | – |
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| REWORK DIMENSIONS |
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Items |
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| Standard value |
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Cylinder head and valve |
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Oversize rework dimensions of valve guide hole (both intake and | 0.05 O.S. | 11.05 – 11.07 | ||
exhaust) mm |
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| 0.25 O.S. | 11.25 – 11.27 | |
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| 0.50 O.S. | 11.50 – 11.52 |
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Oversize rework dimensions of intake valve | SOHC | 0.30 O.S. | 31.80 – 31.83 | |
seat hole mm |
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| 0.60 O.S. | 32.10 – 32.13 | |
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| DOHC | 0.30 O.S. | 34.30 – 34.32 |
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| 0.60 O.S. | 34.60 – 34.62 |
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Oversize rework dimensions of exhaust valve | SOHC | 0.30 O.S. | 29.30 – 29.32 | |
seat hole mm |
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| 0.60 O.S. | 29.60 – 29.62 | |
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| DOHC | 0.30 O.S. | 30.80 – 30.82 |
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| 0.60 O.S. | 31.10 – 31.13 |
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Crankshaft, flywheel and drive plate |
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Crankshaft out of roundness and taper of journal and pin mm |
| 0.005 | ||
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NOTE |
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O.D.: Outer diameter |
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I.D.: Inner diameter |
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O.S.: Oversize diameter |
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E Mitsubishi Motors CorporationMar. 2001 | Revised |