Great news - URO Parts has developed five-lug conversion hub 914 331 605 5 LUG for the Porsche 914-4! No more sketchy re-drilled OE hubs or 914-6 stub axles necessary. These handy conversion hubs fit factory 914-4 axles, are reasonably priced, and are now available from Porsche specialists such as:
Sierra Madre Collection in Southern California
https://sierramadrecollection.com/Rear-Whee...-76-p55533.html
Auto Atlanta in Marietta, GA
http://www.autoatlanta.com/Porsche-Five-Lu...4331055LUG.html
PMB Performance in Murray, UT
https://www.pmbperformance.com/914suspension/5-Lug-Hub.html
If you're looking for replacement 914-6/911 hubs, URO now offers part number 901 331 065 09:
https://sierramadrecollection.com/Rear-Whee...-73-p55441.html
http://www.autoatlanta.com/Porsche-911-914...0133106509.html
https://www.pmbperformance.com/catalog/item...65/10453761.htm
If you have any questions about item 9143316055LUG or 90133106509, feel free to contact us at 800-290-5555 or "sales @ uroparts . com" (remove spaces).