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Recommended Posts

Posted

Does anyone know if a 997 x51 header can be replaced by a 996 custom made Scargo racing header...are the stock 996 and 997 x51 headers the same length and size? I just did an engine swap to a 3.8 x51 and am wondering if I need to buy new headers or if the old 996 headers racing Scargo headers will work...if not I will go with the stock x51 headers that came with the motor.

Thanks,

VM

Posted

According to flow tests done by europipe in belgium, the X51 headers are just as good if not better than any custom header set. They dyno'd the results - and there was no advantage dropping the X51 units.

They are on there for a reason.

This quote from their website - www.europipe.be:

"The stock 997S headers have ø 42mm tubes. Both the 997S X51 and 996 GT3 headers have ø 48mm tubes. We have built and tested several equal length headers in both 45mm , 48mm and 50mm tube sizes. Eventually the OEM X51 headers turned out to equally good but without having the inevitable ground clearance issues."

Posted
According to flow tests done by europipe in belgium, the X51 headers are just as good if not better than any custom header set. They dyno'd the results - and there was no advantage dropping the X51 units.

They are on there for a reason.

This quote from their website - www.europipe.be:

"The stock 997S headers have ø 42mm tubes. Both the 997S X51 and 996 GT3 headers have ø 48mm tubes. We have built and tested several equal length headers in both 45mm , 48mm and 50mm tube sizes. Eventually the OEM X51 headers turned out to equally good but without having the inevitable ground clearance issues."

Thanks

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