Front brake problem, can anyone help?

[waruiko]

i have a problem w/ my front brakes. The left side is quick to lock up before the right side. i recently changed to spl brake lines and i noticed this, i bleed the brakes and no air. can any help w/ any info....is my only option is to replace the master cylinder? thanks

richie

92 240sx

[cdlong]

one caliper may be binding. that's more likely/common than the MC.