RB Spline Drive Oil Pump Gear
One of the biggest problems with the Rb engine is the engagement between the crank collar and the oil pump gear. So we have come up with a design to fix this problem and to insure maximum engagement between the two.
Precision machined from 4340 billet steel, featuring an N1 spec ‘wave’ profile for higher flow.
- Spline collar
- Inner gear
- Outer gear
Please note: there is two different size oil pump gear's