MAHLE Original Positive Stop Valve Stem Seal - 0.275 in Valve Stem - 0.490 in Guide OD - Viton® Rubber (Set of 16) PWR905-28191 Laser-etched logo and AN fitting

Laser-etched logo and AN fitting sizes

Un-Cluttered Operation

and low-profile shoulder-to-head connectors for unsurpassed driver protection

Multi Layer

MAHLE Original Positive Stop Valve Stem Seal - 0.275 in Valve Stem - 0.490 in Guide OD - Viton® Rubber (Set of 16) PWR905-28191 Laser-etched logo and AN fittingProduct Description: Valve Stem Seal Positive Stop 0. 275 in Valve Stem 0. 490 in Guide OD Viton Rubber Set of 16 MAHLE ORIGINAL produces a broad range of products, including camshaft, connecting rod, and main bearings for a variety of engines. MAHLE ORIGINAL CLEVITE also offers a complete line of diesel engine components, from piston rings and gaskets to complete turbocharger assemblies.