Supertech Black Nitride Intake Valves - Set of 12 | Multiple Nissan / Infiniti Fitments (NIVN-1025-12)

Nissan VQ35DET 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: 37.15mm(std)
• Material: Stainless Steel 21-4N
• Groove Type: Single Groove
• Length: 96.6mm
• Stem Diam: 5.96mm
• 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

Applications

• 2001–2004 Nissan Pathfinder
• 2013–2016 Nissan Pathfinder
• 2001–2003 Infiniti QX4
• 2001–2004 Infiniti I35
• 2002–2018 Nissan Altima
• 2002–present Nissan Maxima
• 2002–2006 Nissan 350Z
• 2002–2007 Infiniti G35 Coupe
• 2002–2006 Infiniti G35 Sedan
• 2002–2008 Infiniti FX35
• 2002–present Nissan Murano (Z50)
• 2003–2016 Nissan Quest
• 2004–2008 Infiniti M35
• 2012–2013 Infiniti JX35
• 2013–2016 Infiniti QX60

What's In The Box?

• 12 - Intake Valves

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.