Not to mention the "0" score and the 35% (!) restock fee, plus the deduction for shipping. In addition, did you notice he only take personal check/MO's and cashier's checks, not Paypal or CC's, thereby denying any chance of arbitration or appeal? I might have born at night, but it wasn't last night; this has scam written all over it...
From the ad, emphasis is mine:
All items are tested if able. All items are sold with NO warranty, whatsoever, implied, expressed, or given. No refunds are granted unless pre approved. ANY AND ALL REFUNDS GRANTED ARE SUBJECT TO A 35% RESTOCK FEE AND SHIPPING FEE DEDUCTION. Buyers agree that they are buying part AS IS.