4D68 ENGINE (E -W) -
Specifications
11A-1-1
1. SPECIFICATIONS
SERVICE SPECIFICATIONS
Item Standard value Limit
Drive belt and glow plug
Glow plug resistance W 0.5 -
Timing belt
Timing belt deflection mm 4.0- 5.0 -
Timing belt “B” deflection mm 5.0- 7.0 -
Rocker arms, rocker shaft and camshaft
Camshaft cam height mm Intake 41.90 41.40
Exhaust 41.96 41.46
Valve clearance (on cold engine) mm Intake 0.25 -
Exhaust 0.35 -
Camshaft journal O.D. mm 30.0 -
Cylinder head, valves and valve springs
Cylinder head gasket surface flatness mm Within 0.03 0.2
Cylinder head overall height mm 86.9- 87.1 -
Valve overall length mm Intake 114.05 113.55
Exhaust 113.80 113.30
Thickness of valve head (margin) mm 1.5 0.7
Valve stem O.D. mm 6.0 -
Valve face angle 45°- 45.5° -
Valve stem to guide clearance mm 0.05- 0.09 0.15
Valve spring free length mm 49.1 48.1
Valve load/installed height N/mm 240/37.9 -
Valve spring out-of-squareness 2° or less Max. 4°
Valve seat valve contact width mm 0.9- 1.3 -
Valve stem projection mm 43.45 43.95
Valve guide I.D. mm 8.0 -
Valve guide projection from cylinder head upper surface mm 15 -
Cylinder head bolt shank length mm - 119.7
Front case, counterbalance shafts and oil pan
Oil cooler by-pass valve dimension (L) [Normal temperature] mm 34.5 -
PWEE9609
E
Dec. 1996Mitsubishi Motors Corporation