Supertech (Standard & +1mm) Black Nitride Intake Valve Set for Audi S4 B5 2.7T
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Supertech (Standard & +1mm) Black Nitride Intake Valve Set for Audi S4 B5 2.7T

$360.18
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Intake Valves for 2000-2005 Volkswagen & Audi 2.7T 30v APB Engines Head Diam: 26.90mm (STD) Stem Diam: 5.96mm Length: 105.09mm Material: Black Nitride Groove Type: Single Groove Valve Type: Intake Head Diam: 27.90mm (+1mm) Stem Diam: 5.96mm Length: 105.09mm Material: Black Nitride Groove Type: Single Groove Valve Type: Intake Note: Must use Single Groove Keeper KPR-6S/7 (Two per valve) Our stainless steel intake valves are manufactured from an enhanced version of EV8 (21-4N) steel. We have chosen this material specifically because it’s the highest grade of steel available and provides the strength to withstand just about any application. Our exhaust valves are made from EV16 (21-8N) or EV8-Nb/w for even greater strength at higher temperatures. Our stainless steel valves are one piece forged valves, and depending on the application feature hardened tips, hardened seats, swirl polish, undercut, and our black nitride coating. Our black nitride coated valves feature a harder surfac

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