The O-ring,drain is the most widely applied product in the CRF70F 2010 (A) DE02-230 JAPAN (JDM) E-16 ( two times ).
A sample from the products for the E-16 include: Chamber Set,flaot, Tube, Gasket,float Cham, Holder,needle Jet.
The Screw-washer,4x14 is the lowest priced item on this E-16 schematic.