Order Status & Returns
Gift Cards
Help Center
1-800-345-4545
Product Discontinued
Currently Unavailable
This product is no longer available. Please call customer service for assistance at 1-800-345-4545.
Positive Stop PTFE Seals
- Positive Stop PTFE Seal
- Guide Size: .530''
- Valve Size: 5/16''
- 1/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. This 500 seal has a .630" outer diameter and fits applications with 5/16" valves and .530" OD valve guides.
Part TypeValve Stem Seal
BrandCOMP CAMS
Package Height0.5
Package Width4.0
Package Length6.0
Weight0.09 PG
Part CategoryPerformance Parts
Valve Guide Diameter0.53 in (13.5 mm)
Valve Stem Seal TypePositive stop
Machine Work RequiredYes
Valve Stem Seal MaterialPTFE
QuantitySold individually
Valve Stem Diameter0.313 in (8 mm)
Diameter0.313 in (7.95 mm)
Vendor Part Number500-1
Package Qty1
Package TypeEA
No Questions
No Reviews
Items You Need
![Valve Spring Compressor [Stud Mount]](https://www.jegs.com/images/mini_200/500/555/555-80518.jpg)
![Valve Spring Compressor [Stud Mount]](https://www.jegs.com/images/mini_200/500/555/555-80521.jpg)
Some parts are not legal for use in California or other states with similar laws / regulations
