Once I have completed my engine conversion I will be looking into doing something like this. Want to get it all up and running first and then put a bigger turbo on it. But I was looking into the bigger scoops and using my fan from the RD28. For another 600 odd I can front mount instead. Changing the scoop and chucking a fan under the intercooler will minimise the heat soak, but by how much I dont know