Tomei - Oversize oil sump - Nissan - SR20DETSpecifications: Manufacturer: Tomei Reference Number: 194007 The oil in the sump will forced to the side walls of the oil pan during side G force loads during Drifting, Time Attack and Drag Racing use. These problems can escalate to serious oil starvation in the engine when there is inadequate oil in the sump for the oil pickup which can lead to engine failure. This oil pan increases the capacity with an extra 600cc without compromising the ground