Subaru Legacy 2002 Service Manual page 1066

(4) Install chain guide. (Left-hand between
cams)
Tightening torque:
6.3N·m (0.64 kgf-m, 4.6 ft-lb)
NOTE:
Replace mounting bolt with a new one.
(5) Install chain guide (LH).
Tightening torque:
16 N·m (1.6 kgf-m, 11.6 ft-lb)
(6) Install chain tensioner lever LH.
Tightening torque:
16 N·m (1.6 kgf-m, 11.6 ft-lb)
TIMING CHAIN ASSEMBLY
Tightening torque:
7) Install timing chain RH.
B2M4039
B2M4040
CAUTION:
Make sure that matching marks on the timing
chain (A) and camshaft sprocket (B) are
aligned the same way as the one on crankshaft
sprocket.
B2M4038
ME(H6)-45
(7) Install chain tensioner LH.
16 N·m (1.6 kgf-m, 11.6 ft-lb)
(1) On idler sprocket (Lower) , align matching
marks on timing chains LH and RH.
(A) Lower idler sprocket
(B) Timing chain RH
(C) Timing chain LH
(D) Dark gray
(2) Route timing chain RH on intake cam
sprocket and then exhaust cam sprocket.
Mechanical
B2M4037
B2M4049A