BMW M42 M50 M52 M54, S42/S50/S52 USA Ferrea intake valve STD F1550P
Part number F1550P (Supertech BMIVN-1030)
Ferrea competition plus intake valve STD
BMW 4-6 cylinder engines - 1.8 2.5 2.8 3.0 (S42 USA, M42, S50/S52 USA, M50, M52, M54)
Head Diameter: 32.95mm
Stem Diameter: 5.97mm
Overall Length: 106.1mm
Tip Length: 3.7mmReference: 12 Degree Super Flo. Stock size. Triple Groove