GSC Power Division Subaru EJ Turbo Series Valve Spring Kit (set of 16)
GSC Power Division Subaru EJ Turbo Series Valve Spring Kit (set of 16)
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13 in stock
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Shipping details
In-stock orders are processed within 48 hours; transit time is additional.
International orders include export processing and customs clearance. Duties, taxes and brokerage are extra; final freight charges may change after remeasurement.
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Need help with a return? Request authorization within 30 days of delivery for eligible unused, uninstalled items. See details for exclusions and applicable fees.
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Request return authorization (RMA) within 30 days of delivery for eligible items. Keep items unused and uninstalled, with original packaging and accessories. Electronics, liquids, special orders and other categories are excluded.
Email sales@frsport.com with RETURN and your order number in the subject to request an RMA. Please wait for return authorization before sending your item back.
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Original shipping is non-refundable. For orders shipped free, the actual outbound shipping cost is deducted from the refund. Return shipping is prepaid by the customer.
After payment capture, cancellations and refunds generally incur a 5% processing fee, except for our error, confirmed defects or confirmed carrier loss. The 5% and 20% fees do not stack; only the greater applicable fee applies. Store credit waives the 5% fee, but applicable return fees remain.
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For defective items, contact us for help with the manufacturer's warranty process. The manufacturer decides the claim.
Specifications
- Shipping dimensions (L × W × H)
- Shipping weight
- 3.0 lb
Billable shipping weight; may include dimensional weight.
GSC Power-Division Single Valve Spring and Titanium Retainer Kit for Subaru EJ
GSC cylindrical single valve spring kit for the Subaru turbo EJ WRX and STi. Made for the Suby owner that daily drives their hot rod and keeps the boost and revs down. These Springs are the same quality and consistency as our popular beehive spring kit. The nano-peened AS50 round wire will perform with a RPM limit of 8200 and boost levels up to 32PSI on S1 or S2 profile cams. Strict quality control on the springs and the CNC machined Titanium retainers give you peace of mind that your valvetrain is always under control.
5743 Single Spring
Pressure @ spring height
75lbs @ 1.333"
195lbs @ .919"
Max Boost: 32 PSI
Max RPM: 8200
(using an S1 or S2 profile cam)
Vehicle Fitments:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1986 - 1989 | Buick | Electra | Estate Wagon |
| 1989 - 1990 | Buick | Electra | Park Avenue Ultra |
| 1986 - 1990 | Buick | Electra | Park Avenue, T-Type, Limited |
| 2006 | Saab | 9-2X | 2.5i |
| 2005 - 2006 | Saab | 9-2X | Aero |
| 2005 | Saab | 9-2X | Linear |
| 2003 | Subaru | Baja | Base |
| 2003 - 2006 | Subaru | Baja | Sport |
| 2004 - 2006 | Subaru | Baja | Turbo |
| 2014 - 2016 | Subaru | Forester | 2.0XT Limited, 2.5i Limited, 2.5i, 2.5i Convenience, 2.0XT Touring, 2.5i Touring, 2.5i Premium, 2.0XT Premium |
| 2008 | Subaru | Forester | 2.5 XS, 2.5 X, Anniversary Edition, 2.5 XT, Sports 2.5 XT, 2.5 XS Premium, Sports 2.5 X |
| 1998 - 2002 | Subaru | Forester | L, Base, S |
| 2013 | Subaru | Forester | X Convenience |
| 2006 - 2008 | Subaru | Forester | X L.L. Bean Edition |
| 2009 - 2013 | Subaru | Forester | X Limited, X Premium, X Touring |
| 2003 - 2016 | Subaru | Forester | X, XS |
| 2005 | Subaru | Forester | XS L.L. Bean Edition |
| 2007 - 2016 | Subaru | Forester | XSL |
| 2004 - 2016 | Subaru | Forester | XT |
| 2006 - 2013 | Subaru | Forester | XT Limited |
| 2005 - 2013 | Subaru | Forester | XT Premium |
| 2010 - 2012 | Subaru | Forester | XT Sports |
| 2011 - 2013 | Subaru | Forester | XT Touring |
| 2008 | Subaru | Impreza | 2.0R |
| 2009 - 2010 | Subaru | Impreza | 2.5 GT |
| 2006 - 2011 | Subaru | Impreza | 2.5i |
| 2010 - 2011 | Subaru | Impreza | 2.5i Premium |
| 1995 - 2014 | Subaru | Impreza | Base |
| 1996 - 1997 | Subaru | Impreza | Brighton |
| 2014 | Subaru | Impreza | I Limited |
| 2013 - 2014 | Subaru | Impreza | I Sport, i |
| 1995 - 2001 | Subaru | Impreza | L |
| 1995 | Subaru | Impreza | L 4x4 |
| 2012 - 2014 | Subaru | Impreza | Limited, Sport Limited, Premium, Sport Premium, Touring |
| 1995 - 1996 | Subaru | Impreza | LX |
| 1995 - 2004 | Subaru | Impreza | Outback |
| 2005 - 2011 | Subaru | Impreza | Outback Sport |
| 2009 - 2012 | Subaru | Impreza | R |
| 1998 - 2005 | Subaru | Impreza | RS |
| 2008 - 2014 | Subaru | Impreza | Sport |
| 2002 - 2004 | Subaru | Impreza | TS |
| 2002 - 2014 | Subaru | Impreza | WRX |
| 2010 | Subaru | Impreza | WRX GT, 2.5i Limited, WRX STI Special Edition, WRX SE |
| 2006 - 2014 | Subaru | Impreza | WRX Limited |
| 2009 - 2014 | Subaru | Impreza | WRX Premium |
| 2004 - 2014 | Subaru | Impreza | WRX STI |
| 2007 - 2014 | Subaru | Impreza | WRX STI Limited |
| 2006 - 2007 | Subaru | Impreza | WRX TR |
| 2011 | Subaru | Impreza | XV |
| 2008 | Subaru | Legacy | 2.0, 3.0, Touring |
| 2006 - 2012 | Subaru | Legacy | 2.5i Limited, 2.5i |
| 2007 - 2009 | Subaru | Legacy | 2.5i Special Edition |
| 2009 - 2012 | Subaru | Legacy | 2.5i Touring |
| 2008 - 2009 | Subaru | Legacy | 3.0 R Limited |
| 2009 | Subaru | Legacy | 3.0 R, 2.0R, 3.0 R Premier |
| 2010 - 2012 | Subaru | Legacy | 3.6R, 3.6R Limited, 3.6R Premium, 2.5i Premium, Sport, 2.5GT |
| 1990 - 2012 | Subaru | Legacy | Base |
| 1995 - 2000 | Subaru | Legacy | Brighton |
| 1996 - 2012 | Subaru | Legacy | GT |
| 1998 - 2009 | Subaru | Legacy | GT Limited |
| 2006 - 2009 | Subaru | Legacy | GT spec.B |
| 2005 | Subaru | Legacy | i |
| 1990 - 2004 | Subaru | Legacy | L |
| 2004 | Subaru | Legacy | L 35th Anniversary |
| 2003 | Subaru | Legacy | L SE |
| 2005 - 2008 | Subaru | Legacy | Limited |
| 1999 | Subaru | Legacy | Limited 30th Anniversary, SUS 30th Anniversary, L 30th Anniversary |
| 1990 - 1996 | Subaru | Legacy | LS |
| 1995 - 1997 | Subaru | Legacy | LSi |
| 1995 - 1999 | Subaru | Legacy | Outback |
| 1997 - 1999 | Subaru | Legacy | Outback Limited |
| 1995 - 1998 | Subaru | Legacy | Postal |
| 2007 | Subaru | Outback | 2.5i Basic |
| 2006 - 2012 | Subaru | Outback | 2.5i Limited, 2.5i |
| 2010 | Subaru | Outback | 2.5i Sport |
| 2012 | Subaru | Outback | 2.5i Touring |
| 2009 | Subaru | Outback | 3.0 R Premier, 3.0 R Limited, 2.5i Special Edition |
| 2008 | Subaru | Outback | 3.0 R, 2.5i Limited L.L. Bean Edition, 2.5i L.L. Bean Edition, Premier, Touring, 2.5 XT |
| 2010 - 2012 | Subaru | Outback | 3.6R Limited, 3.6R, 2.5i Premium, 3.6R Premium |
| 2002 - 2004 | Subaru | Outback | H6 |
| 2004 | Subaru | Outback | H6 35th Anniversary Edition, H6 VDC |
| 2005 | Subaru | Outback | i, VDC Limited |
| 2001 - 2004 | Subaru | Outback | L.L. Bean |
| 2000 - 2012 | Subaru | Outback | Limited, Base |
| 2005 - 2006 | Subaru | Outback | R |
| 2005 - 2008 | Subaru | Outback | R L.L. Bean Edition, XT |
| 2006 | Subaru | Outback | R VDC Limited |
| 2001 - 2003 | Subaru | Outback | VDC |
| 2005 - 2009 | Subaru | Outback | XT Limited |
| 2015 - 2017 | Subaru | WRX | Base, Premium, Limited |
| 2017 | Subaru | WRX | Sport-tech, Sport |
| 2015 - 2016 | Subaru | WRX | STI |
| 2015 | Subaru | WRX STI | Launch Edition |
| 2015 - 2017 | Subaru | WRX STI | Limited, Base |
| 2016 | Subaru | WRX STI | Series.HyperBlue |
| 2017 | Subaru | WRX STI | Sport, Sport-tech |
