sounds almost like an exhaust leak but cant find it... and it only does it under load. any ideas?

thanks
kevin


22RE OWNERS CHECK FOR DEBRIS IN YOUR OIL PANS! YOU MIGHT SAVE YOUR MOTOR!
*** 1989 Toyota pickup 22re 5spd 4wd ***
* New mods *
  • 305/70/R16 (33X12.5)
  • 2 in suspention lift (zuk coils)
  • minor body work