all the 3.slo's i've heard (all 88's and 89's) have ticked.
Tho mine is by far the quietest, (has the least mileage)... my cousin put the lucas oil in his and it quieted right down, not perfect but alot better than before...


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