What kind of mileage do you get at 100mph plus? i've topped mine out at 105mph (downhill)... can yours do this easily? I'd say a nice big turbodiesel six would be pretty killer... or a supra swap like the last poster?

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