Supertech® Conical Valve Spring Kit for the BMW N54B30, N55B30 & S55B30 3.0L engines.
Designed utilizing the latest technology, this product by Supertech features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it is manufactured to meet or exceed stringent industry standards.
Supertech Valve Springs are the final piece of the puzzle for your performance valvetrain.
- Single springs - 24 pcs. SPR-FE20N54-BE
- Titanium retainers - 12 pcs. RET-BMN54-TI (5mm)
- Titanium retainers - 12 pcs. RET-BMN54-TE (6mm)
Spring data:
- Seat pressure - 75lbs @ 36.50mm
- Open (lift) pressure - 155lbs @ 10.00mm
- Spring coil bind - 23.20mm
- Max lift - 12mm
- Rate - 8 lbs./mm
- Wide end spring outer diameter - 24.40mm
- Wide end spring inner diameter - 17.60mm
- Narrow end spring outer diameter - 21.00mm
- Narrow end spring inner diameter - 14.30mm
- BMW 1 Series
- E82 E88 135i & 1M 2006 - 2013 (N54)
- F20 F21 M135i 2012+ (N55)
- BMW 2 Series
- F22 F22 M235i 2014+ (N55)
- BMW 3 Series
- E90 E91 E92 E93 335i 2006-2013 (N54)
- F30 F31 335i 2012+ (N55)
- BMW 4 Series
- F32 F33 F36 435i 2012+ (N55)
- BMW M Series
- F87 M2 2015+ (N55)
- F87 M2 Competition 2018+ (S55)
- F80 M3 2014+ (S55)
- F82 F83 M4 2014+ (S55)
SPRK-FE20N54-BE
Manufactured by
Supertech