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Competition Cams 512-1
1 PTFE Valve Seal for .500" Guide Size, 3/8" Valve Stem; COMP's Positive Stop PTFE valve seals offer more clearance for dual springs with better sealing than o-ring or umbrella seals. This 512 seal has a .600" outer diameter and fits applications with 3/8" valves and .500" OD valve guides.
Reliance Power Parts NAR41690
Reliance Power Parts Valve Seal. Engineered for heavy-duty diesel engines including Caterpillar, Cummins, Detroit Diesel, Navistar, and John Deere applications.
Competition Cams 512-12
Set of 12 PTFE Valve Seals for .500" Guide Size, 3/8" Valve Stem; COMP's Positive Stop PTFE valve seals offer more clearance for dual springs with better sealing than o-ring or umbrella seals. These 512 seals have a .600" outer diameter and fit applications with 3/8" valves and .500" OD valve guides.
Pioneer Automotive Industries, LLC OS-822-100
Pioneer Automotive Industries Oil Seal. Designed as a direct OEM replacement for reliable engine performance.
FEL-PRO SS 72930
FEL-PRO SS 72930 Engine Valve Stem Oil Seal Set for Mini Cooper
Reliance Power Parts NR501640
Reliance Power Parts Valve Seal. Engineered for heavy-duty diesel engines including Caterpillar, Cummins, Detroit Diesel, Navistar, and John Deere applications.
