Overview Reviews Product Description COMP's Positive Stop PTFE valve seals offer more clearance for dual springs with better sealing than o-ring or umbrella seals. These 503 seals have a .630" outer diameter and fit applications with 11/32" valves and .530" OD valve guides. Product Videos Custom Field MPN 503-8 EPA N/A Product Reviews Write a Review Write a Review × COMP Cams COMP Cams Valve Seals 11/32in PTFE - 503-8 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *
Quick view Details COMP Cams | sku: CCA503-1 COMP Cams Valve Seal 11/32in PTFE - 503-1 MSRP: Now: $6.95 View Details Quick view Details COMP Cams | sku: CCA503-16 COMP Cams Valve Seals 11/32in PTFE - 503-16 MSRP: Now: $33.95 Add to Cart Quick view Details COMP Cams | sku: CCA503-12 COMP Cams Valve Seals 11/32in Metal W/Pt - 503-12 MSRP: Now: $21.95 Add to Cart Quick view Details COMP Cams | sku: CCA510-16 COMP Cams Valve Seals 11/32in PTFE W/.50 - 510-16 MSRP: Now: $34.95 Add to Cart ×
Quick view Details COMP Cams | sku: CCA503-16 COMP Cams Valve Seals 11/32in PTFE - 503-16 MSRP: Now: $33.95 Add to Cart Quick view Details COMP Cams | sku: CCA503-12 COMP Cams Valve Seals 11/32in Metal W/Pt - 503-12 MSRP: Now: $21.95 Add to Cart Quick view Details COMP Cams | sku: CCA510-16 COMP Cams Valve Seals 11/32in PTFE W/.50 - 510-16 MSRP: Now: $34.95 Add to Cart ×
Quick view Details COMP Cams | sku: CCA503-12 COMP Cams Valve Seals 11/32in Metal W/Pt - 503-12 MSRP: Now: $21.95 Add to Cart Quick view Details COMP Cams | sku: CCA510-16 COMP Cams Valve Seals 11/32in PTFE W/.50 - 510-16 MSRP: Now: $34.95 Add to Cart ×
Quick view Details COMP Cams | sku: CCA510-16 COMP Cams Valve Seals 11/32in PTFE W/.50 - 510-16 MSRP: Now: $34.95 Add to Cart