No, you must have 9.2 or later installed because the Classic environment emulates 9.2. It's like Virtual PC: you may have the program, but you have to have a copy of Windows installed to be able to run Windows. Without a valid 9.2 system folder, you can't run Classic because you couldn't boot into 9 anyway.
• 2.5 GHz MacBook Pro Core 2 Duo, 4 GB RAM, 320 GB hard drive, runs 10.6.8
• 1.6 GHz iMac G5, 1.5 GB RAM, 120 GB hard drive, runs 10.4.11 (out of commission)
• iPhone 4, 16 GB, iOS 4.3.5