Supertech valve springs for the BMW M52TU and M54 engines are designed for high-performance enthusiasts who demand reliability at high RPMs. Made from Superclean Chrome Silicon Vanadium Steel alloy, these valve springs offer exceptional durability, improved structural memory, and consistent performance even under extreme conditions.
Precision engineered with computer-aided design, Supertech valve springs are optimized to minimize stress and manage harmonics effectively, providing your engine with the resilience needed for competitive racing environments. Paired with military-certified titanium alloy retainers, CNC-machined for the perfect fit, Supertech’s valve springs deliver industry-leading quality.
Installation requires the expertise of an engine builder.
Seat Pressure Options:
80 lbs
- Seat Pressure: 80lbs@35.70mm
- Open Pressure: 195lbs@10mm
- Max Lift: 12.70mm
- Coil Bind: 20.70mm
- InnSpr.OD: 20.50mm
- InnSpr.ID: 15.50mm
- Rate: 11.50lbs/mm
- Kit spring: SPR-H1000D
- Kit spring qty: 24
- Retainer: RET-AUVE/T1
- Retainer qty: 24
- Seat Locator: SEAT-BM60
- OutSpr.OD: 29.65mm
- OutSpr.ID: 21.85mm
- Seat Locator qty: 24
94 lbs
- Seat Pressure: 94lbs@35.70mm
- Open Pressure: 209lbs@10mm
- Max Lift: 12.50mm
- Coil Bind: 20.70mm
- InnSpr.OD: 20.50mm
- InnSpr.ID: 15.50mm
- Rate: 11.50lbs/mm
- Kit spring: SPR-H1005D
- Kit spring qty: 24
- Retainer: RET-AUVE/T1
- Retainer qty: 24
- Seat Locator: SEAT-BM60
- OutSpr.OD: 29.65mm
- OutSpr.ID: 21.85mm
- Seat Locator qty: 24
BMW M52TU Applications:
BMW 3 Series
1998-2000 E46 320i / 320Ci
1998-2000 E46 323i / 323Ci
1998-2000 E46 328i / 328Ci
BMW 5 Series
1998-2000 E39 523i
1998-2000 E39 528i
BMW Z3 Series
1998-2000 Z3 2.0i / 2.8i
BMW M54 Applications:
BMW 3 Series
2000-2006 E46 320i / 320Ci
2000-2006 E46 325i / 325xi / 325Ci
2000-2006 E46 330i / 330xi / 330Ci
BMW 5 Series
2000-2003 E39 520i [Europe]
2000-2003 E39 525i
2000-2003 E39 530i
2003-2005 E60/E61 525i
2003-2005 E60/E61 530i
BMW 7 Series
2001 E38 730i / 730Li [Europe]
BMW Z3 Series
2000-2002 Z3 2.2i / 2.5i / 3.0i
BMW Z4 Series
2002-2005 Z4 2.5i / 3.0i
BMW X3 Series
2003-2006 E83 X3 2.5i / 3.0i
BMW X5 Series
2000-2006 E53 X5 3.0i