Description
Valve shim wear directly impacts your engine’s valve clearance, combustion efficiency, and overall reliability—especially under high-RPM conditions. The PROX Valve Shim Kit 29.VSA948 delivers precision-machined replacements that maintain exact OEM tolerances without the premium cost of factory parts. Whether you’re dialing in a stock rebuild or maintaining a race engine, these heat-treated shims offer the durability and consistency your engine demands.
- Precision machined tolerances
- Heat-treated for hardness
- Reduced wear characteristics
- OEM-equivalent specifications
- Cost-effective replacement option
- Direct bolt-on installation
- MPN: 29.VSA948









