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I New connecting rods are classified into 8 weight classes at Weight grade symbol Weight class g (oz) H 1,261 - 1,264 (44.5 - 44.6) I 1,264 - 1,267 (44.6 - 44.7) K 1,267 - 1,270 (44.7 - 44.8) L 1,270 - 1,273 (44.8 - 44.9) M 1,273 - 1,276 (44.9 - 45.0) O 1,276 - 1,279 (45.0 - 45.1) P 1,279 - 1,282 (45.1 - 45.2) S 1,282 - 1,285 (45.2 - 45.3) CYLINDER BLOCK TOP SURFACE DISTORTION I Using scraper, remove gasket installed onto cylinder block sur- CAUTION: Keep broken pieces of gasket clear of oil and coolant pas- I Use straightedge and feeler gauge to check block upper sur- Limit: 0.1 mm (0.004 in) MAIN BEARING HOUSING INNER DIAMETER I Install main bearing caps without main bearings. Tighten I Use bore gauge to measure main bearing housing inner diam- Standard: 74.981 - 75.000 mm (2.9520 - 2.9528 in) dia. I If out of specification, replace cylinder block and lower cylinder PISTON TO CYLINDER BORE CLEARANCE Cylinder bore inner diameter I Using bore gauge, measure cylinder inner diameters at 6 posi- Cylinder inner diameter (Standard): 96.000 - 96.030 mm (3.7795 - 3.7807 in) dia. Wear limit: 0.2 mm (0.008 in) FEM106 FEM107 FEM108 FEM109 CYLINDER BLOCK ZD Inspection (Cont’d) EM-74 |