FYI, I don't have the 89 manual, but I do have some cool stuff for the 88. I'll see if I can scan it. It's not very useful, just kind of cool. I also have a 4wheeler issue from 1984 where they review the first Montero.

'88 Raider. 2.6L dead...2.4L swap in progress, AT, 33's, 2 bouncy seat,AC, CC, 2.25 exh, 2" Tbar, 2" BL, rear DB, rear LSD,4.90's, SW hubs,gen2 uca's, KYB shocks, snorkel, elec fan, MSD.

'99 chev k3500 crewcab
'15 Subaru XV
'03 BMW i325