Index Subaru Subaru Impreza 3 / Impreza WRX / Impreza WRX STI - service repair manual 2008-2014 year
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ME(STI)-86 Cylinder Block MECHANICAL 11) Tighten the 8 mm and 6 mm cylinder block con- necting bolts on the LH side (A — H) in alphabetical order. (A) — (G): 25 N·m (2.5 kgf-m, 18.4 ft-lb) (H): 6.4 N·m (0.7 kgf-m, 4.7 ft-lb) 12) Apply a coat of engine oil to the oil seal inner periphery and outer periphery, and install the rear oil seal using ST1 and ST2. Use a new rear oil seal. ST1 499597100 CRANKSHAFT OIL SEAL GUIDE ST2 499587200 CRANKSHAFT OIL SEAL IN- STALLER 13) Position the top ring gap at (A) or (B) in the fig- ure. 14) Position the second ring gap at 180° on the re- verse side the top ring gap. 15) Position the upper rail gap at (C) in the figure. 16) Align the upper rail spin stopper (E) to the side hole (D) on the piston. 17) Position the expander gap at (F) in the figure on the 180° opposite direction of (C). 18) Set the lower rail gap at position (G), located 120° clockwise from (C) in the figure. NOTE: • Make sure ring gaps do not face the same direc- tion. • Make sure ring gaps are not within the piston skirt area. (A) Rear oil seal ME-00147 (B) (C) (D) (E) (F) (G) (H) (A) ME-04998 ST1 ST2 (B) (A) ME-04737 (A) (B) ME-04738 (C) 25 ME-02471 (E) (D) ME-04739 (F) ME-04740 120 (C) (G) |