The Fel-Pro BS 40666 is a Rubber one-piece rear main seal set that seals the crankshaft where it exits the engine block, sealing the rotating crank journal against oil leaks at the rear main bearing on the applications listed below, restoring a clean sealing surface for a reliable, oil-tight seal.
| Brand | Fel-Pro |
| Part Number | BS 40666 |
| Product Type | One-Piece Rear Main Seal Set |
| Material | Rubber |
| Engine | H4 (2.5L/3.0L/1.8L) |
| UPC | 614046639898 |
| Shipping Dimensions | 17.25 x 4 x 0.85 in, 0.27 lb |
Vehicle Fitment:
- 2013-2014 Subaru WRX 2.5L
- 2013-2020 Subaru WRX STI 2.5L
- 2006-2007 Subaru B9 Tribeca 3.0L
- 2003-2006 Subaru Baja 2.5L
- 1998-2013 Subaru Forester 2.5L
- 1993-2014 Subaru Impreza 1.8, 2.2, 2.5, 2.0L
- 1990-2012 Subaru Legacy 2.2, 2.5, 3.0L
- 2000-2012 Subaru Outback 2.5, 3.0L
- 2005-2006 Saab 9-2X 2.5, 2.0L
Important Notes:
- Lubricate the seal lip and crankshaft journal lightly before installation; never run the lip dry.
- Verify one-piece versus two-piece rear main seal design against your engine before ordering.
- Rear main seal replacement usually requires removing the oil pan or transmission - inspect the oil pan gasket and rear main bearing while the area is open.
WARNING: WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or reproductive harm.
