MAHLE Original Positive Stop Valve Stem Seal - 0.192 in Valve Stem - 0.413 in Guide OD - Viton® Rubber (Set of 32) AFC81-1-6-4 They are required for Edelbrock

They are required for Edelbrock Ford Victor

features a fully CNC-machined billet 7075 aluminum housing that is fitted with precision ground

Crower also offers the "CoolFace" option on competitor's solid lifters as well

Recommended for API SM/SL/SJ/SH/SG/CF and ACEA A5/B5

Skyjacker Front Suspension Leveling Kit - 2-1/2 in Lift - Ford Fullsize Truck 2023-24

MAHLE Original Positive Stop Valve Stem Seal - 0.192 in Valve Stem - 0.413 in Guide OD - Viton® Rubber (Set of 32) AFC81-1-6-4 They are required for EdelbrockProduct 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.