Im looking at a 92 325i 6cyl with 110k on the odom. Asking 5k for it... wondering if its worth it or should i got with a 94 325is there both in good cond. Also what can be done to these engines? This will be my firts beemer so im at a loss when it comes to these things. I never got pass the drooling stage until now. any sugg/help would be apprec.