How do I know if I have Limited Slip Differential
be careful though, it wont work unless u hold 7,000 for 2 mintues before u dump it to let your tires get ready =)
1985 F-150/351Ho/4wd/6inch with 33's
1979 f-250 429/4spd/5inchwith 36 inch buckshot mudders
on a quiet night your can hear a chevy (lol,you can watch a dodge) rusting away