Oil Restrictors for Nissan RB Engines 20AN RB26 and RB30 engines

RB26 and RB30 engines

Two threaded adaptors to suit our Electric Water Pump Adaptors for rotary engines

Fits both LHD and RHD Mazda FD3S RX-7s

The kit is supplied with all components and hardware required to fit

Oil Restrictors for Nissan RB Engines 20AN RB26 and RB30 enginesOil orifice restrictors for Nissan RB engines. When building an RB20, RB25, RB26 or RB30 engine it is common practice to restrict the amount of oil flowing to the head of the engine to prevent excess oil in the head. Sizes available: 0. 9mm 1. 0mm 1. 1mm 1. 25mm 1. 3mm 1. 5mm 0mm (blanking plug) Please see second picture for sizing recommendations. NZ made CNC machined high quality parts. Price is per restrictor.