Drive Belts - Subaru 2001 Forester Owner's Manual

B Recommended spark plugs
RC10YC4 (Champion)
RC8YC4 (Champion)
BKR6E-11 (NGK)
K20PR-U11 (NIPPONDENSO)

Drive belts

The alternator, power steering pump, and air conditioner compressor de-
pend on drive belts. Satisfactory performance requires that belt tension
be correct.
1
2
To check belt tension, place a straightedge (ruler) across two adjacent
pulleys and apply a force of 98 N (22 lb, 10 kg) midway between the
11-20
HGA005BB
Deflection
New belt
0.28 — 0.35
(7.0 — 9.0)
0.30 — 0.33
(7.5 — 8.5)
in. (mm)
Used belt
0.35 — 0.43
(9.0 — 11.0)
0.35 — 0.40
(9.0 — 10.0)