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We now offer the AISIN timing kits for all Subaru turbo models! And, all bearings are made in Japan, so there should be no more concern!
AISIN Water Pump Timing Belt Replacement Kit
AISIN kit includes the following components
- AISIN Water Pump W/ Gaskets
- Mitsuboshi Timing Belt
- NTN Hydraulic Tensioner Bearing Assembly
- NSK Idler Bearings
- Koyo Idler Bearings
PART # TKF-012
- STI 2015 - 2021 EJ257
PART # TKF-004
- STI 2004 - 2014 EJ257
- WRX 2002 - 2007 EJ205/EJ255
- Forester XT 2004 - 2007
- Legacy GT 2005 - 2009
- Outback XT 2005-2009
PART # TKF-005
- Impreza WRX 2008 - 2014
- Forester XT 2008 - 2013
PART # TKF-006 (Non Turbo Models)
- Forester 2007 - 2010
- Impreza 2006 - 2011
- Legacy 2010 - 2012
- Outback 2010 - 2012
| Fitment Years | STI |
|---|---|
| 2015 | ✓ |
| 2016 | ✓ |
| 2017 | ✓ |
| 2018 | ✓ |
| 2019 | ✓ |
| 2020 | ✓ |
| 2021 | ✓ |
TKF-004
| Fitment Years | STI | WRX | Forester XT | Legacy GT | Outback XT |
|---|---|---|---|---|---|
| 2002 | ✓ | ||||
| 2003 | ✓ | ||||
| 2004 | ✓ | ✓ | ✓ | ||
| 2005 | ✓ | ✓ | ✓ | ✓ | ✓ |
| 2006 | ✓ | ✓ | ✓ | ✓ | ✓ |
| 2007 | ✓ | ✓ | ✓ | ✓ | ✓ |
| 2008 | ✓ | ||||
| 2009 | ✓ | ✓ | ✓ | ||
| 2010 | ✓ | ||||
| 2011 | ✓ | ||||
| 2012 | ✓ | ||||
| 2013 | ✓ | ||||
| 2014 | ✓ |
TKF- 005
| Fitment Years | Impreza WRX | Forester XT |
|---|---|---|
| 2008 | ✓ | ✓ |
| 2009 | ✓ | ✓ |
| 2010 | ✓ | ✓ |
| 2011 | ✓ | ✓ |
| 2012 | ✓ | ✓ |
| 2013 | ✓ | ✓ |
| 2014 | ✓ |
TKF-006
| Fitment Years | Forester | Impreza | Legacy | Outback |
|---|---|---|---|---|
| 2006 | ✓ | |||
| 2007 | ✓ | ✓ | ||
| 2008 | ✓ | |||
| 2009 | ✓ | |||
| 2010 | ✓ | ✓ | ✓ | ✓ |
| 2011 | ✓ | ✓ | ✓ | ✓ |
| 2012 | ✓ | ✓ | ✓ | ✓ |
OEM Part Number Reference
- Water Pump W/Gasket: 21111AA240 (WPF-023)
- Timing Cover Z Bend Gasket: 21116AA010
- Gasket Water Pump Outlet:21236AA010
- Hydraulic Tensioner Bearing Assembly:13033AA042
- Idler Bearing Right upper & lower:13073AA142
WARNING: Operating, servicing and maintaining a passenger vehicle or off-road vehicle can expose you to chemicals including engine exhaust, carbon monoxide, phthalates, and lead, which are known to the State of California to cause cancer and birth defects or other reproductive harm. To minimize exposure, avoid breathing exhaust, do not idle the engine except as necessary, service your vehicle in a well-ventilated area and wear gloves or wash your hands frequently when servicing your vehicle. For more information go to https://www.P65Warnings.ca.gov/passenger-vehicle.
| SKU | TKF- |
|---|---|
| Brand | Aisin |






