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QualCast, LLC 38-1066-75
Stem Seal Engine Valve Stem Oil Seal Nominal Stem Diameter 11/32 Outside Diameter 0.630 Upper Inside Diameter 0.328 Lower Inside Diameter 0.509 Material Teflon Material Teflon
QualCast, LLC 38-976-45
Stem Seal Engine Valve Stem Oil Seal Nominal Stem Diameter 0.275 Outside Diameter 0.543 Upper Inside Diameter 0.275 Lower Inside Diameter 0.470 Material Viton Material Viton
S. B. International, Inc. UVO890-POLY
SBI Valve Stem Seal. Precision-manufactured valve train component by S.B. International, Inc.
