Description
Valve seal degradation leads to oil consumption, blow-by, and lost compression—all performance killers. These Allstar Performance PTFE seals provide a positive-stop design that maintains a consistent oil film on your valve stems while preventing leakage into the combustion chamber. Whether you’re rebuilding a race engine or refreshing a high-mileage build, this set of 16 seals delivers the durability and precision fit your engine demands.
- PTFE construction
- 11/32″ valve stem
- 0.620″ outer diameter
- 0.531″ guide OD
- Positive stop design
- Set of 16 seals
- Bolt-on installation
- MPN: ALL90240
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