Description
Valve shim wear directly impacts your engine’s compression, valve timing, and overall performance consistency—especially in high-RPM or forced induction applications. This 5-pack of PROX shims gives you the precision adjustments needed to dial in exact valve clearances without compromising durability. Heat-treated to resist wear and CNC-machined for tight tolerances, these shims maintain their specifications across countless heat cycles.
- Quantity: 5-pack
- MPN: 29.948160
- Material: Precision heat-treated steel
- Machining: CNC precision tolerances
- Application: Universal valve adjustment
- Installation: Requires engine disassembly
- Durability: Enhanced wear resistance
- Benefit: Maintains exact clearances









