Description
Worn valve guides compromise cylinder head integrity and allow oil to seep into the combustion chamber, killing performance and reliability. KIBBLEWHITE intake valve guides are precision-engineered from Ampco-45 to restore proper valve sealing and heat management in your cylinder head. The +0.010″ oversize ensures a perfect fit for bored valve seats, giving you a dependable, long-lasting solution that handles sustained high RPM operation.
- Material: Ampco-45 compound
- Copper content: 80%
- Nickel content: 5%
- Oversize: +0.010″
- Application: Intake valve
- Heat conductivity: High-performance grade
- Wear resistance: Enhanced nickel alloy
- Manufacturing: U.S.A. made
- Fitment: Vehicle-specific (confirm MPN 30-33629)
- Installation: Requires professional honing
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