Complete Porsche replica flatfan systems Vintage & Modern versions to be used on engines with the need of much better cooling than the stock system can offer. We did mainly starting to produce parts for this 100% replica system to be a spare or replacement system for the 934 935 and the imsa 962 engine,but of course so can and should the system be used on highly tuned engines with cooling needs, The system is adaptable to the regular 930 3l as well as 3,2 and 3,3l cases and it also fits the bigger 3,6L ENGINES AS WELL. The fan system sells as spares as well.