coltcams makes the cams for S2S tuning. I think theyre about 400 bucks. I'd get EB to Port and polish the heads. Then LCE headers/ y-pipe. THat should do the trick, another 20-25hp.

89 4Runner
3" BL, M/T locks, 33"bfg mt, bilstein, Kayline, tubebumper, toyotafiberglass panels
TBI: Elocker,3.4 w/ORS,b+b,S2Sstg2cams,arias pistons,P+P intake,TRDs/c,URDpullies+7th,downey headers,MAPECU2,WEGO WB, SupraMAF,walboro255,stg4clutch, EPaOo2 sim