MAHLE Original Positive Stop Valve Stem Seal - 0.192 in Valve Stem - 0.413 in Guide OD - Viton® Rubber (Set of 32) VIB28508 Includes +15 PSI higher pressure

Includes +15 PSI higher pressure relief spring installed and optional standard pressure relief spring

and add strength and adjustability to your 4th-Gen GM F-body with an adjustable Torque Arm from BMR Suspension

Start retard eases pressure on the starter

These custom modifications can easily exceed the cost of a turnkey QFT two-barrel carb while still lacking many of the key features that only a clean-sheet redesign can offer

Motor Draws 2 Amps Current

MAHLE Original Positive Stop Valve Stem Seal - 0.192 in Valve Stem - 0.413 in Guide OD - Viton® Rubber (Set of 32) VIB28508 Includes +15 PSI higher pressureProduct Description: Valve Stem Seal Positive Stop 0. 192 in Valve Stem 0. 413 in Guide OD Viton Rubber Set of 32 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.