Cylinder Block: Assembly

Fig 1: Connecting Rod Components (With Torque Specification)

Courtesy of SUBARU OF AMERICA, INC.

Tightening torque: N.m (kgf-m, ft-lb) 

T: 52 (5.3, 38.4) 

1. Apply engine oil to the surface of the connecting rod bearings, and install the connecting rod bearings on connecting rods and connecting rod caps.
2. Position each connecting rod with the side with a side mark facing forward, and install it.
3. Attach the connecting rod cap and tighten it with connecting rod bolt. Make sure the arrow on connecting rod cap faces the front during installation.
   NOTE:

   • Each connecting rod has its own mating cap. Make sure that they are assembled correctly by checking their matching number.
   • When tightening the connecting rod bolts, apply oil on the threads.

   Tightening torque: 

   52 N.m (5.3 kgf-m, 38.4 ft-lb)

4. Install the oil ring upper rail, expander and lower rail by hand.
5. Install the second ring using piston ring expander.
   NOTE: Assemble so that the piston ring mark "R" faces the top side of the piston.
6. Install the top ring using piston ring expander.
   NOTE: Assemble so that the piston ring mark "RV" faces the top side of the piston.