Aftermarket Cat parts vendor for 3204 transfer pump

Being a dyed-in-the-wool Cat man, I find myself looking for a replacement 1W568 Fuel Transfer pump for my late model 943. After checking the prices from Cat, and looking at fleabay, I find a WIDE difference in price. For the annual hours I put on my loader, I think that it may be worth the chance to try an aftermarket supplier. Can any of you guys give me a thumbs-up or down on any of these vendors? I do hate to waste my money on an aftermarket pump that won't work or last, but the price...

Aftermarket Cat parts vendor for 3204 transfer pump

Aftermarket Cat parts vendor for 3204 transfer pump