Where I can get the logic board 661-4675.?

Hello everyone!

I have a big problem with my iMac, damaged something on the board and was in the apple service center and I have quoted one board but at a price alticimo ...

My question is if anyone knows of another person with this spare or some Citium where you can buy at a reasonable price?

The part is: 661-4675 logic board, 2.66 GHz

I just need the board!!

respondanme or Help me please I need the computer for my studies

I have only 1 year and 4 months and unfortunately did not buy extended warranty.

Well thank you very much beforehand for everyone!