Toyota Supra 1990 Manual page 63

ENGINE MECHANICAL - Timing Belt EM-31
EM3046
EM4578
(b) Measure the timing belt deflection as shown.
Belt deflection at 2 - 3 kg (4.4 - 6.6 Ib, 20 - 29 N):
Cold Used belt 5 - 7 mm (0.20 - 0.28 in.)
New belt 4 - 6 mm (0.16 - 0.24 in.)
Hot (Referance) 3 - 5 mm (0.12 - 0.20 in.)
If the measurement is not within specification, adjust by
the idler pulley.
12. INSTALL NO.3 TIMING BELT COVER
Install the gasket and the belt cover with the five bolts and
nut.
13. INSTALL PS BELT
(See page MA-4)
14. INSTALL ALTERNATOR DRIVE BELT AND FAN
Torque: Fan
Adjusting bolt
15. INSTALL AIC BELT
16. INSTALL WATER OUTLET
55 kg-cm (48 in.-Ib, 5.4 N ·m)
130 kg-cm (9 ft-Ib, 5.4 N ·m)
Install the thermostat with a new gasket and water outlet
with the two bolts.
17 . INSTALL SPARK PLUGS
18. INSTALL RADIATOR
(See page CO-14)
19. INSTALL NO.1 AIR CLEANER HOSE WITH INTAKE AIR
CONNECTOR PIPE
20. START ENGINE
Warm up the engine and inspect for leaks.
21. ROAD TEST
Road test vehicle.
22. RECHECK COOLANT LEVEL
(See page CO-5)