IMPREZA U.S.A. (E)
10-18
B
Recommended spark plugs
NGK
CHAMPION
NIPPONDENSO
BKR6E-11
RC10YC4
RC8YC4
K20PR-U11
Drive belts
The alternator, power steering pump, and air conditioner compressor de-
pend on drive belts. Satisfactory performance requires that belt tension
be correct.
HGA005BB
in. (mm)
Deflection
New belt
Used belt
1
0.28 — 0.35
(7.0 — 9.0)
0.35 — 0.43
(9.0 — 11.0)
2
0.30 — 0.33
(7.5 — 8.5)
0.35 — 0.40
(9.0 — 10.0)
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