Originally Posted by RJ MFG

We have several Oil Pump Gears in stock and can have one shipped out to you today. We have tested the material of the OEM vs Nismo vs Ours... The two nissan made units are powder steel and are prone to breaking. Yes the nismo unit is better than stock. However, the design is still prone to microwelding to the crank and breaking. Get our Tool Steel unit and never worry about it again.