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

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.