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OIL PAN A formed steel oil pan provides lower engine pro- tection as well as serving as the engine oil reservoir PRESSURE LUBRICATION Oil drawn up through the pickup tube is pressur- ized by the pump and routed through the full flow MAIN/ROD BEARINGS A diagonal hole in each bulkhead feeds oil to each main bearing. Drilled passages within the crankshaft ACCESSORY SHAFT Two separate holes supply the accessory shaft for the N/A engines. For Turbo III engines there is a slot BALANCE SHAFTS The engine balance shafts are lubricated by an ad- ditional hole that interconnects a passage in one leg TURBOCHARGER (WHERE EQUIPPED) If turbocharger equipped, pressurized oil from the main gallery to sending unit hex fitting is piped from CAMSHAFT/HYDRAULIC LIFTERS A vertical hole at the number five bulkhead routes pressurized oil through a restrictor up past a cylinder arm shafts which feed oil to the lash adjusters. Oil is SPLASH LUBRICATION Oil returning to the pan from pressurized compo- nents supplies lubrication to the valve stems. Cylinder OIL PAN REMOVAL (1) Drain engine oil and remove oil pan. OIL PAN RAIL TO BLOCK SEALING For all engines side gaskets (Fig. 1) are employed for rail sealing. INSTALLATION (1) Apply Mopar Silicone Rubber Adhesive Sealant or equivalent at the front seal retainer parting line (2) Install the oil pan side gaskets to the block. Use heavy grease or Mopar Silicone Rubber Adhesive Seal- (3) Apply Mopar Silicone Rubber Adhesive Sealant or equivalent to ends of new oil pan end seals at (4) Install pan and tighten to (12) M8 screws to 23 N Im (200 in. lbs.) and 1 M6 screws to 12 NIm (105 in. lbs.). OIL PUMP SERVICE OIL PICKUP (1) Remove screw on pump cover holding oil pick-up tube to oil pump (Fig. 4). (2) Remove oil pick-up tube. When reinstalling make sure to use a new O-Ring on pickup tube. Fig. 3 Sealing, Front and Rear End Seals 9 - 58 2.2/2.5L ENGINE Ä |