Alright I downloaded 10.5.2. I burned it at 2x then booted from the dvd and went into Disk Utility but it doesn't see my IDE hard drive (which formatted fat32 and is active and primary)
10.5.1 detected it fine.

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Rig: Home Brewed OSs: Vista SP1 & 10.5.0 Retail updated to 10.5.7
CPU: Intel E8400 Core 2 Duo
Ram: OCZ Reaper HPC Edition 4GB (2 x 2GB) DDR2 800
Mobo: Gigabyte EP45-UD3R
Graphics: 8800GT 512MB- CI/QE Full Res enabled with NVkush
Wireless: Motorola WPC1810G Detected as Airport OTB
Onboad Audio:
HDD: HITACHI Deskstar P7K500 500GB SATA + 400GB SATA + 74gb SATA Raptor
DVD: Pioneer DVD-RW DVR-116D IDE + Lite-On DH401S SATA Blu-Ray drive