Supertech Black Nitride Intake Valves - +3mm Oversize - Set of 6 | Multiple Fitments (VWIVN-1011-6)

Volkswagen VR6 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.

Features

• Head Diam: 42.00mm(+3.0)
• Material: Stainless Steel 21-4N
• Groove Type: Triple Groove
• Length: 105.95mm
• Stem Diam: 6.97mm
• Back-cut angle
• Undercut stem
• One piece forged valve (non-magnetic)
• Magnetic friction welded wafer, Hardened to 52 HRC min
• Black Nitride for superior hardness keeping core ductility
• “Superfinish” valve stem with a surface roughness of about 1/3 of a regular valve

Benefits

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

Applications

• 1991-1995 Volkswagen Corrado
• 2011-2018 Volkswagen Passat NMS
• 1992-1998 Volkswagen Golf Mk3
• 1992-1999 Volkswagen Vento/Volkswagen Jetta Mk3
• 1998-2003 Volkswagen Golf Mk4
• 1999-2005 Volkswagen Bora/Volkswagen Jetta Mk4
• 2001-2003 Volkswagen New Beetle RSi
• 2002-2018 Porsche Cayenne E1 and E2 generations
• 2003-2013 Audi A3 (8P)
• 2003-2010 Audi TT Mk1 and Mk2
• 2005-2008 Volkswagen Golf Mk5 R32
• 2006-2011 Volkswagen Eos

What's In The Box?

• 6 - 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.