get rid of the finicky vacume setup and build ur own cable actuated posi lock contraption. U will not regret it if u read a bit and do it right the first time!!!!
1995 YJ 4.0L HO
760X U-jouints, homemade posi lock, homemade bumpers, modified hydraulic plow setup. RC 4" lift kit, 33" TSL swampers. No sway bar or rear track bar.