This Chevrolet Performance windage tray mounts in the oil pan area of rear sump GM LS-Series engines. The louvered steel design helps keep oil off the rotating assembly to reduce parasitic drag and control crankcase oil.
Specifications:
- Windage tray, louvered design
- Steel construction
- Natural finish
- Rear sump applications
- Sold individually (each)
- Part number: 12611129
Applications:
- GM LS-Series engines with rear sump oil pans
FAQ
What does windage tray 12611129 do?
It shields the rotating assembly from oil in the sump, which reduces windage drag and helps control oil at high rpm.
Which sump layout does it fit?
It is built for rear sump GM LS-Series oil pan setups.
What material is the tray?
The tray is louvered steel with a natural finish.

