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Vehicle Info NeededCOMP CAMSPART NUMBER: 249-510-12
Positive Stop PTFE Seals Guide Size: .500"
$2695
Ships on 10/14/2026
Lowest Price GuaranteePositive Stop PTFE Seals
- Positive Stop PTFE Seals
- Guide Size: .500''
- Valve Size: 11/32''
- 12/pkg
- 1 Year Limited Warranty
PTFE; Seal; Valve Guide; Valve Guide Seal; Valve Stem Seal; Valve Seals; 5/16" Valve Seals; 11/32" Valve Seals; .530" Valve Seal; Umbrella; O-Ring Seals; Viton Seals; 8 mm Seals
COMP's Positive Stop PTFE valve seals offer more clearance for dual springs with better sealing than o-ring or umbrella seals. These 510 seals have a .600" outer diameter and fit applications with 11/32" valves and .500" OD valve guides.
Part TypeValve Stem Seal
BrandCOMP CAMS
Package Height0.5
Package Width4.0
Package Length6.0
Weight0.01 PG
Part CategoryPerformance Parts
Valve Guide Diameter0.5 in (12.7 mm)
Valve Stem Seal Outside Diameter0.6 in (15.2 mm)
Valve Stem Seal TypePositive stop
Machine Work RequiredYes
Valve Stem Seal MaterialPTFE
QuantitySold as a set of 12
Valve Stem Diameter0.344 in (8.7 mm)
Part FitmentSemi Universal
Diameter0.344 in (8.738 mm)
Vendor Part Number510-12
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
