Known by most GT-R owners, the OEM oil pump is prone to failure and can cause catastrophic engine trouble. The Reimax Oil Pump Gear Kit is made of a high quality chromoly material and will make your engine much more reliable. This item was developed and used for the N1 Endurance Races and was found to be quite successful.
Please specify which of the following you would like upon purchasing:
-Outer Rotor Diameter 77mm
-Outer Rotor Diameter 81mm
Get this and all your JDM direct from Japan with RHDJapan!