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• Abnormal wear of belt sides. The sides are nor- mal if they are sharp as if cut by a knife (Fig. 121). (4) If none of the above conditions are seen on the belt, the belt cover can be installed. SPECIFICATIONS 3.2L ENGINE CYLINDER BLOCK Cylinder Bore Diameter . . . . . 92.0 mm (3.622 in.) PISTONS Type Material . . . . . . . . . . Aluminum with struts (–0.0003 to +0.0018 in.) PISTON WEIGHT A Size . . 409 – 414 grams (14.4271 – 14.6035 oz.) PISTON RING GROOVE DIAMETER No. 1 . . . . 83.69 – 83.89 mm (3.2949 – 3.3028 in.) CYLINDER BLOCK No. 3 . . . . . . 82.3 – 82.5 mm (3.2402 – 3.2481 in.) PISTON PINS Type . . . . . . . . . . . . . . . . . . . . . . . . . Full Floating (0.0002 – 0.0006 in) Clearance In rod . . . . . . . . . . . . 0.007 – 0.018 mm (0.0003 – 0.007 in.) Diameter . . . . . . . . . . . . . . . . 23.997 – 24.000 mm (0.9448 – 0.9449 in.) PISTON RINGS Ring Gap Top Compression Ring . 0.20 – 0.36 mm (0.008 – 0.014 in.) Ring Gap 2nd Compression Ring . 0.22 – 0.49 mm (0.0087 – 0.0193 in.) Ring Gap Oil Control (Steel Rails) .0.25 – 0.76 mm (0.010 – 0.030 in.) RING SIDE CLEARANCE Top and Second Compression Ring . 0.040 – 0.080 mm (0.0016 – 0.0031 in.) Oil Ring (Steel Rails) . 0.038 – 0.184 mm (0.0015 – 0.0073 in.) RING WIDTH Top Compression Ring . . . . . . . . . 1.17 – 1.19 mm (0.0461 – 0.0469 in.) 2nd Compression Ring . . . . . . . . . 1.47 – 1.49 mm (0.058 – 0.0587 in.) Oil Ring (Steel Rails) . . . . . . . . 0.445 – 0.470 mm (0.0176 – 0.0186 in.) CONNECTING RODS Bearing Clearance . . . . . . . . . . 0.019 – 0.087 mm (0.0007 – 0.0034 in.) Piston Pin Bore Diameter . 24.0076 – 24.0153 mm (0.9452 – 0.9455 in.) Max. Allowable . . . . . . . . . . . 0.40 mm (0.0157 in.) (22.8223 oz.) CRANKSHAFT MAIN BEARING JOURNALS Diameter . 63.987 – 64.013 mm (2.519 – 2.520 in.) No. 1 – 4 . . . . . . . . . . . . . . . . . . . 0.011 – 0.077 mm (0.0007 – 0.0030 in.) Max. Allowable . . . . . . . . . . 0.087 mm (0.0034 in.) CYLINDER BORE AND PISTON SPECIFICATION CHART ENGINE STANDARD CYLINDER BORE MAXIMUM OUT-OF- ROUND MAXIMUM TAPER STANDARD PISTON SIZE 3.2L 92.0 mm (3.622 in.) 0.076 mm (0.003 in.) 0.051 mm (0.002 in.) 91.980 6 0.019mm (3.6213 6 0.0008 in.) Piston to Bore Clearance: -0.007 to +0.047 mm (-0.0003 to 0.0018 in.) Measurement taken at Piston Size location. Fig. 121 Timing Belt Inspection LH 3.2L ENGINE 9 - 107 CLEANING AND INSPECTION (Continued) |