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ROSS Nissan RB 4WD Dry Sump Kit (4 Stage)

SKU 306500-106-1
Original price $7,696.16 - Original price $8,729.67
Original price
$7,696.16 - $8,729.67
Current price $8,729.67

A Ross Performance Parts dry sump external oil pump kit providing a comprehensive solution to the inherent oil pump failures in the Nissan RB (4WD) engine with the integration of a high performance harmonic damper


Kit includes the following:

  • Nissan RB Race Series Harmonic Damper (306500, 306501, 306502, 306503 OR 306510)
  • Aviaid 4 Stage External Oil Pump “ LH Mounting with 1 x 1.5³ Pressure and 3 x 1.75³ Suction (9950411-3845)
  • Aviaid Dry Sump Tank “ 3 Gallon Capacity (Aviaid Oil Tank 3GAL)
  • Nissan RB (Twin Cam) Billet Cam Covers (Pair) (306000-14)
  • Nissan RB26 Dry Sump Weld in Ports (306002-15)
  • Nissan RB (Twin Cam) Head Drain Adaptor (306000-16) “ not included for the RB30 (Australia)
  • Nissan RB Oil Pump Left Hand Mounting Bracket (306000-18)
  • Nissan RB Oil Return Adaptor (Dry Sump Conversion) (306000-25)
  • Nissan RB Billet Oil Pump Blanking Plate (306000-26)
  • Universal Dry Sump Drive Adaptor with 19T HTD Pulley (991000-19HTD)
  • 38T HTD Oil Pump Pulley with Pulley Shields (991038)
  • 8mm HTD Oil Pump Drive Belt “ 576mm x 20mm (993576-8M-20)

Note, to utilise this kit the air conditioning must be removed.

This kit does not include a sump. Modification to your 4WD sump is required.


This Kit is designed to suit the following engines; Nissan RB20DET / Nissan RB25 NEO, Nissan RB25 R33, Nissan RB26 R32 GTR, Nissan RB26 R33 GTR / Nissan RB26 R34 GTR and Nissan RB30 (Australia)