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ME(H4DOTC)-3 MECHANICAL General Description Belt ten- Protrusion of adjuster rod mm (in) 5.2 — 6.2 (0.205 — 0.244) Belt ten- Spacer O.D. mm (in) 17.955 — 17.975 (0.7069 — 0.7077) Tensioner bushing I.D. mm (in) 18.0 — 18.08 (0.7087 — 0.7118) Clearance between spacer and mm (in) Standard 0.025 — 0.125 (0.0010 — 0.0049) Side clearance of spacer mm (in) Standard 0.2 — 0.55 (0.0079 — 0.0217) Camshaft Bend limit mm (in) 0.020 (0.0008) or less Thrust clearance mm (in) Standard 0.068 — 0.116 (0.0027 — 0.0046) Cam lobe height mm (in) Intake Standard 45.85 — 45.95 (1.805 — 1.809) Exhaust Standard 45.75 — 45.85 (1.801 — 1.805) Journal O.D. mm (in) Standard Front 37.946 — 37.963 (1.4939 — 1.4946) Center rear 29.946 — 29.963 (1.1790 — 1.1797) Clearance at journal mm (in) Standard 0.037 — 0.072 (0.0015 — 0.0028) Cylinder Surface warpage limit mm (in) 0.035 (0.0014) Grinding limit mm (in) 0.3 (0.012) Standard height mm (in) 127.5 (5.02) Valve seat Refacing angle 90 ° Contacting width mm (in) Intake Standard 0.6 — 1.4 (0.024 — 0.055) Exhaust Standard 1.2 — 1.8 (0.047 — 0.071) Valve guide Inside diameter mm (in) 6.000 — 6.012 (0.2362 — 0.2367) Protrusion above head mm (in) 15.8 — 16.2 (0.622 — 0.638) Valve Head edge thick- mm (in) Intake Standard 1.0 — 1.4 (0.039 — 0.055) Exhaust Standard 1.3 — 1.7 (0.051 — 0.067) Stem outer diame- mm (in) Intake 5.955 — 5.970 (0.2344 — 0.2350) Exhaust 5.945 — 5.960 (0.2341 — 0.2346) Valve stem gap mm (in) Standard Intake 0.030 — 0.057 (0.0012 — 0.0022) Exhaust 0.040 — 0.067 (0.0016 — 0.0026) Overall length mm (in) Intake 104.4 (4.110) Exhaust 104.65 (4.1201) Valve spring Free length mm (in) 44.67 (1.759) Squareness 2.5 °, 2.0 mm (0.079 in) Tension/spring N (kgf, lbf)/mm (in) Set 206 — 236 (21.0 — 24.1, 46.3 — 53.1)/ 36.00 (1.417) Lift 485 — 537 (49.5 — 54.8, 109 — 121)/ 26.60 (1.047) Cylinder Surface warpage limit mm (in) 0.025 (0.00098) Grinding limit mm (in) 0.1 (0.004) Cylinder inner mm (in) Standard A 92.005 — 92.015 (3.6222 — 3.6226) B 91.995 — 92.005 (3.6219 — 3.6222) Cyrindricality mm (in) Standard 0.015 (0.0006) Out-of-roundness mm (in) Standard 0.010 (0.0004) Piston clearance mm (in) Standard −0.010 — 0.010 (−0.00039 — 0.00039) Boring limit mm (in) 0.5 (0.020) Piston Outer diameter mm (in) Standard A 92.005 — 92.015 (3.6222 — 3.6226) B 91.995 — 92.005 (3.6219 — 3.6222) 0.25 (0.0098) OS 92.245 — 92.265 (3.6317 — 3.6325) 0.50 (0.0197) OS 92.495 — 92.515 (3.6415 — 3.6423) |