Toyota Supra 1990 Manual page 57

ENGINE MECHANICAL - Timing Belt
EM-25
F5623
13. REMOVE NO.1 TIMING BELT COVER
(a) Remove the
A/C
compressor without disconnecting
hoses.
(b) Remove the nine bolts, nut,
A/C
idler pulley bracket,
compressor bracket and No.1 timing belt cover.
14. REMOVE TIMING BELT
15. REMOVE IDLER PULLEY AND TENSION SPRING
16. REMOVE CRANKSHAFT TIMING PULLEY
Using SST and a socket wrench, remove the crankshaft
timing pulley.
SST 09213-60017 (09213-00020, 09213-00030,
09213-00050)
17. REMOVE OIL PUMP DRIVE PULLEY
Using a screwdriver to hold the pulley, remove the pulley
bolt and pulley.