SUPERTECH valve spring kit for BMW N54/N55 (conical, seat pressure 334 N), max. lift 12 mm

SUPERTECH valve train or engine part. Dimensions and version are given in the name.

• Max. valve lift: 12 mm
• Coil bind: 23.2 mm
• Seat pressure: 334 N @ 36.5 mm
• Open pressure: 689 N @ 10 mm
• Spring rate: 78.45 N/mm
• Outer spring OD: 24.4 mm
• Outer spring ID: 17.6 mm
• Inner spring OD: 21 mm
• Inner spring ID: 14.2 mm
• Spring in kit: SPR-FE20BE
• Retainer in kit: RET-BMN54-TI (5mm) / RET-BMN54-TE (6mm)
• Version: conical, seat pressure 334 N
• Manufacturer description: Valve Spring Kit BMW N54/N55
• Manufacturer part number: SPRK-FE20N54-BE

Fits engines:

• BMW 3.0L 24v - N54B30
• BMW 3.0L 24v - N55B30
• BMW 3.0L 24v - S55B30

SUPERTECH Performance (USA) makes valve train parts, pistons and connecting rods for racing and heavy-duty engines.