Mazda Rx7 FD3S 1992-2002 Electronic Oil Metering Pump (N3Y2-14-600)

This is OMP is made by Mikuni Japan, works with ALL FD3S Rx7, N3Y2-14-600

Early FD3S Rx7 (Zenki, or 1992-1995) comes with OMP made by Denso(N3A2-14-600)

Mazda updated the part with units made by Mikuni (N3F1-14-600) in later model that's not sold in the US (nor UK) , but have no fear ! The pump interchanges and it fits ALL FD3S models !

On the N3F1 version, the reliability of the pump itself,  metering control, high rpm injection volume has been improved. 

The newest N3Y2 changed the design to Rx8 type with the position sensor mounted on top of the pump. 

You might need these items, which is sold separately :
O-ring  x 1 , N350-14-604
Bolt x 3, 9979-60-625, (if you are replacing S6/Zenki Denso unit, as this unit use different length bolts. )

Part : N3Y2-14-600