SHOforum.com - The place to go when you have a question.

SHOtimes.com - Lot's of good info, some FAQs and guides as well

SHOclub.com - National SHO owners club

SHOnutPerformance.com - Performance and OEM Parts

The SHOpaz! - SHO engine into a Topaz!

Alberta SHO Club - Alberta, Canada SHO Club 

SHOPower - Ontario SHO Enthusiast Club