Description
If you’re rebuilding a high-revving engine or restoring a classic with modern reliability in mind, valve guides are non-negotiable—they control oil consumption, maintain proper valve clearance, and directly impact port flow efficiency. KIBBLEWHITE’s precision-machined guides are engineered to handle sustained performance while maintaining OEM compatibility, giving you the durability of a purpose-built component without sacrificing ease of installation. Whether you’re running unleaded fuel or pushing boost, these guides deliver the consistency that separates a well-sorted engine from one that’s just spinning.
- Material: C630 precision-machined
- Compatibility: No-lead fuel compatible
- Valve stem: Any material accepted
- Design: Tapered nose, optimized flow
- Overall length: 2.40″
- Top diameter: .560″
- Guide length: 2.02″
- Seal type: OEM top hat compatible
- Seal size: Standard .420″ machined
- Application: Intake or exhaust
- Collar: OEM lower collar compatible
- MPN: 20-21020M
- Origin: Made in U.S.A.
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