Quoted from stevevt:Try looking through these pages:
http://www.jeff-z.com/pinball/toys/toys.html
Good luck.
Good starting point. Pirates Treasure is an Astro Shooter. Internal pics are about halfway down the page...
http://www.jeff-z.com/pinball/toys/astroshooter/astroshooter.html
Exactly what aspect of the game is not working without the spring?