Buying a used car

okay im buying this 86 Chrysler Laser 86 thousand on 2.2 liter with a turbo the inside from 1 to 5 it would be about a 2 and the outside is from 1 to 5 about 4 1/2 is it worth buy or paying 500 bucks on also another car comes with it but its a pos and i mean that with ever word but the engine is perfect and it too has a trubo is it worth the 500 buck??? email me at