If this is a classic beetle, you should so look into doing the work yourself.
There are PLENTY of resources to do this - one of my favorites was Rick and his sons ala Bugmevideos.
Bug Me Video "A video series to teach you how to work on your air-cooled Volkswagen car."
I had the entire series they put out when I had my VW on the road, and they paid for themselves over and over again. The best thing about a VW aircooled engine is its simplicity. These vids make it even more simple