Description
Valve shim wear directly impacts your engine’s performance and longevity. These PROX shims deliver precision tolerances and heat-treated durability that rivals OEM components at a fraction of the cost, making them an essential maintenance item for serious engine builders and high-mileage rebuilds. Whether you’re chasing exact valve clearances or replacing worn shims after thousands of miles, this 5-pack ensures you have spares on hand without the downtime of multiple orders.
- Quantity: 5-pack
- MPN: 29.748265
- Material: Precision-machined steel
- Heat-treated for hardness
- Reduces OEM replacement costs
- Bolt-on replacement
- Direct shim substitution
- Engineered for durability
- Minimizes clearance drift






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