Supertech Nitride Intake Valves - Set of 12 | Multiple BMW Fitments (BMIVN-1054S-12)

Supertech
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BMW N54 Black Nitride Intake Valves by Supertech

Supertech intake valves are made exclusively from an enhanced versions of EV8 (21-4N) steel. This is the highest grade of steel available and provides the strength to withstand just about any application. Supertech exhaust valves are made from EV16 (21-8N) or EV8-Nb/w for greater strength at higher temperatures.

Features

  • Head Diam: 31.40mm (std)
  • Material: Stainless Steel 21-4N
  • Groove Type: Single Groove
  • Length: 106.7mm
  • Stem Diam: 4.96mm
  • Magnetic friction welded wafer, Hardened to 52 HRC min
  • One piece forged valve (non-magnetic)
  • Black Nitride for superior hardness keeping core ductility
  • Back-cut angle
  • “Superfinish” valve stem with a surface roughness of about 1/3 of a regular valve
  • Undercut stem

Benefits

  • Improves durability and reduces carbon build up
  • Less Friction
  • Better Flow Rates
  • Better Sealing

Please Note: Use w/Locks KPR-5.0 / 7S

Applications

  • 2006–2010 BMW E90/E91/E92/E93 335i
  • 2007–2010 BMW E60/E61 535i
  • 2007–2010 BMW E82/E88 135i
  • 2008–2010 BMW E71 X6 xDrive35i
  • 2009–2016 BMW E89 Z4 sDrive35i
  • 2008–2012 BMW F01 740i
  • 2011–2013 BMW E92/E93 335is
  • 2011 BMW E82 1 Series M Coupe
  • 2011–2016 BMW E89 Z4 sDrive35is

What's In The Box?

  • 12 - Intake Valve

Warranty

  • Due to the nature of the application, these parts are sold without any express warranty or any implied warranty of merchantability, or fitness for a particular purpose.

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