ZEST BOLT Service Manual

ENGINE 1.3L QUADRAJET (90PS) 60 27.Fit the calibrated wire (1) (plastic gauge) for measuring the bearing clearance. 28.Refit the lower crankcase (1) with lower main bearing halves in its seat. 29.Tighten the M10 central bolts (2a) securing the lower crankcase to the specified torque of 1.9 ~ 2.1Kg-m + 80 0 +/- 3 0 , following the order shown in the figure. Use the angular tightening tool (2b). 30 Tighten the lower M8 crankcase side bolts to a specified torque of 2.9 ~ 3.2Kg-m, following the order shown in the figure. 31.Remove the lower crankcase with main bearing halves fitted previously and, using a suitable graduatedmeasuring instrument (1a), measure the clearance shown by the calibrated wire (1b). NOTE: Check one journal at a time, without rotating the crank- shaf t . Clearance between main bearings - 0.028 ~ 0.048 crankshaft main journals (mm) NOTE: If the figure measured is outside of the tolerance, replace the half-bearings with ones of the correct size nd category.