4G9 ENGINE (E-W) -
Specifications
11A-1-3
Items LimitStandard value
Valve stem O.D. mm 6.0 -
Valve face angle 45_ - 45.5_ -
Valve spring load/installed height N/mm
SOHC 216/44.2 -
DOHC 255/44.5 -
DOHC- MIVEC 255/44.5 -
DOHC- GDI 196/37.5 -
Valve guide I.D. mm 6.0 -
Font case, oil pump and oil pan
Oil pump tip clearance mm 0.06 - 0.18 -
Oil pump side clearance mm 0.04 - 0.10 -
Oil pump body clearance mm 0.10 - 0.18 0.35
Piston and connecting rod
Piston ring to piston ring groove clearance
No. 1 0.03 - 0.07 0.1
mm
No. 2 0.02 - 0.06 0.1
Piston ring end gap
No. 1 0.25 - 0.40 0.8
mm
No. 2 0.40 - 0.55 0.8
Oil ring
SOHC 0.20 - 0.60 1.0
DOHC 0.10 - 0.35 1.0
Crankshaft pin oil clearance mm 0.02 - 0.05 0.1
Piston pin press-in load N [Room temperature] 4,500 - 14,700 -
Connecting rod big end side clearance mm 0.10 - 0.25 0.4
Piston pin O.D. mm 19.0 -
Piston O.D. mm 81.0 -
Crankshaft, cylinder block, flywheel and drive plate
Crankshaft journal oil clearance mm 0.02 - 0.04 0.1
Cylinder block gasket surface flatness mm 0.05 0.1
Grinding limit of cylinder block gasket surface mm
*Total resurfacing depth of both cylinder head and cylinder block
- 0.2*
Cylinder block overall height mm
4G92 243.5 -
4G93 263.5 -
Cylinder block I.D. mm 81.0 -
Piston to cylinder clearance mm 0.02 - 0.04 -
Bearing cap bolt shank length mm - 71.1
Crankshaft end play mm 0.05 - 0.25 0.4
Crankshaft journal O.D. mm 50 -
Crankshaft pin O.D. mm 45 -
PWEE9502-E
E
Dec. 1998Mitsubishi Motors Corporation Revised
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