Gearbox Oil Pumps
Tilton #40 524 or Seimens VDO #405 04000 1001
These pumps both work well in race conditions with our dog box transmissions. Your local Tilton or Siemens VDO agents will have these available. The Tilton pumps ~7litres/min and Seimans ~3 L/min. The Seimans pump weighs ~70% less than the Tilton.