Valve Springs & Retainers

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  • Valve Springs & Ti Retainers S42 M42 Stock
    Stock Spring Pressure! 16v Motors! Titanium Retainers.  Dual Valve Spring Kit TYPE: Dual Spring PRESS.SEAT: 67 @35.70mm MAX LIFT: 17.20mm COIL BIND: 18.50mm RATE: 12.90 lbs/mm RETAINER: RET-K20A2/T2 SEAT LOCATOR : SEAT-BM50 SPRING : SPR-H100DR..
    Ex Tax: $429.99 $429.99
  • Valve Springs & Ti Retainers S42 M42 Stock +1
    +1 Level Stiffer Valve Springs than stock Spring Pressure! 16v Motors! Great For higher hp or Turbo motors. Titanium Retainers.  Dual Valve Spring Kit TYPE: Dual Spring PRESS.SEAT: 80 @35.70mm MAX LIFT: 14.50mm COIL BIND: 20.70mm RATE: 11.50 lbs/mm RETAI..
    Ex Tax: $429.99 $429.99
  • Valve Springs & Ti Retainers S42 M42 Stock +2
    +2 Levels Stiffer Valve Springs than stock Spring Pressure! 16v Motors! Great For higher hp or Turbo motors. Titanium Retainers.  TYPE: Dual Spring PRESS.SEAT: 94 @ 35.70mm MAX LIFT: 15.00mm COIL BIND: 20.70mm RATE: 11.50lbs/mm RETAINER: RET-AU5V..
    Ex Tax: $429.99 $429.99
  • Valve Springs & Ti Retainers S50 S52 M50 M52 M54 24V +1
    +1 level stiffer Spring Pressure than stock! 24v Motors! Titanium Retainers Great for turbo or higher hp motors Dual Valve Spring Kit TYPE: Dual Spring PRESS.SEAT: 80 @35.70mm MAX LIFT: 14.50mm COIL BIND: 20.70mm RATE: 11.50 lbs/mm RETAINER: RET-AU5VE/T1 SEAT LOCATOR : SEAT-BM60 SPRING : SPR-H1000..
    Ex Tax: $599.99 $599.99
  • Valve Springs & Ti Retainers S50 S52 M50 M52 M54 24V +2
    +2 levels stiffer Spring Pressure than stock! 24v Motors! Titanium Retainers Dual Valve Spring Kit TYPE: Dual Spring PRESS.SEAT: 94 @ 35.70mm MAX LIFT: 15.00mm COIL BIND: 20.70mm RATE: 11.50lbs/mm RETAINER: RET-AU5VE/T1 SEAT LOCATOR : SEAT-BM60 SPRING : SPR-H1005D-BM Supertech Spring / Retainer K..
    Ex Tax: $599.99 $599.99
  • Valve Springs & Ti Retainers S50 S52 M50 M52 M54 24V Stock
    Stock Spring Pressure! 24v Motors! Titanium Retainers.  Dual Valve Spring Kit TYPE: Dual Spring PRESS.SEAT: 67 @35.70mm MAX LIFT: 17.20mm COIL BIND: 18.50mm RATE: 12.90 lbs/mm RETAINER: RET-K20A2/T2 SEAT LOCATOR : SEAT-BM50 SPRING : SPR-H100DR-BM  - BMW 323IS BASE M52 L6 ; - BMW 323CI BA..
    Ex Tax: $599.99 $599.99