It seems that ebay sellers don't give a shit about accuracy. maybe there is an other type of Porsche 914 I'm not familiar with...
Here are some examples of parts you can bolt right on your 914...
Porsche 914 radiator hose
http://www.ebay.com/itm/Dayco-Radiator-Coo...5c3&vxp=mtr
Power steering pulley, fits Porsche 914
http://www.ebay.com/itm/Dorman-300-200-Pow...ccf&vxp=mtr
Timing belt and pulley, fits Porsche 914
http://www.ebay.com/itm/Cloyes-Engine-Timi...633&vxp=mtr
Water pump belt, fits Porsche 914
http://www.ebay.com/itm/Gates-7290-Water-P...cac&vxp=mtr
Bosch water temp sensor, fits Porsche 914
http://www.ebay.com/itm/Bosch-Water-Temper...78d&vxp=mtr
Power steering belt, fits Porsche 914
http://www.ebay.com/itm/Dayco-15380-Power-...b00&vxp=mtr
Blue tail light trim molding, fits Porsche 914
http://www.ebay.com/itm/12-Blue-Interior-E...3ad&vxp=mtr
Air bag compatible seat covers, fits Porsche 914
http://www.ebay.com/itm/Superior-Fabric-Fr...a58&vxp=mtr
Rear seat covers, fit Porsche 914
http://www.ebay.com/itm/Solid-Black-Comple...875&vxp=mtr
Rear seat belts, fit Porsche 914
http://www.ebay.com/itm/Porsche-914-Series...=item33752c48e8