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Pioneer Automotive Industries, LLC OS-901-100
Pioneer Automotive Industries Oil Seal. Designed as a direct OEM replacement for reliable engine performance.
Competition Cams 513-16
Set of 16 PTFE Valve Seals for .500" Guide Size, 5/16" 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 513 seals have a .600" outer diameter and fit applications with 5/16" valves and .600" OD valve guides.
Pioneer Automotive Industries, LLC OS-903-100
Pioneer Automotive Industries Oil Seal. Designed as a direct OEM replacement for reliable engine performance.
Pioneer Automotive Industries, LLC OS-903-PA-100
Pioneer Automotive Industries Oil Seal. Designed as a direct OEM replacement for reliable engine performance.
Pioneer Automotive Industries, LLC OS-905-100
Pioneer Automotive Industries Oil Seal. Designed as a direct OEM replacement for reliable engine performance.
Pioneer Automotive Industries, LLC OS-905-1000
Pioneer Automotive Industries Oil Seal. Designed as a direct OEM replacement for reliable engine performance.
