DOES ANYONE KNOW WHAT EXHAUST IS BEST FOR 1990 LT500 TRINITY RACING OR DUNCAN RACING? ALSO DOES ANYONE KNOW WHERE TO GET A SERVICE MANNUAL FOR SAID ATV. I PLAN ON ADDING TWO NEW SPROCKETS FOR SPEED. THING JUST DOES NOT SEEM AS FAST AS WHEN I FIRST GOT IT. GUESS IM GETTING USED TO IT. ALSO OTHER ZILLA OWNERS PLEASE LET ME KNOW YOUR TOP SPEED,AND WHAT MODOFICATIONS THAT SEEM TO HAVE WORKED BEST FOR YOU?? THANKS EVERYONE!!!!!!!!!

 

i have a trinity system on mine now and has pretty good all around power. ill have it for sale at the begenning of next month, im gettin a pipe from my engine builder made by him......