That eBay one isn't really what I think he means. It's more for a marine water pump or could be used for a mechinal fuel injection pump.
The ones i've seen had the distributor sticking out the left side at an angle. I'm pretty sure they don't work with a stock style water pump or fuel pump. Like this... Mickey thompsons 63...
![[linked image]](../../../../../../www.oldstox.com/images/Thompson%20rail.jpg)