This is simply the cost of "doing business" with this car. "You play, you pay." If it scares you, then this is not for you. Anytime you add this kind of power to an S2000, there are risks.

 

I am the last person that needs to be told about "doing business" with any car. I am actively surrounded by "doing business" with cars all the time. Garage is holding 2 M3's and a '88 Porsche Turbo. Those cars are "business"

I was looking at an S2000 for a daily driver. Unfortunately on one of the M3's i've had to deal with a blown up engine. It was a nightmare and just time consuming. I instantly related to that when I read the comment.

 

Here are some of the pages from the 2004 Vortech Manual concerning the fuel rail and the fifth injector.