Description
If you’re building or rebuilding a high-performance engine, valve guide quality directly impacts flow efficiency, durability, and ring life. The KIBBLEWHITE 20-21031M exhaust valve guide delivers precision engineering with a tapered nose design that maximizes port flow while minimizing obstruction—critical for extracting every bit of performance from your cylinder head. Machined from premium C630 material and made in the U.S.A., this guide handles the demands of both street and race applications without compromise.
- C630 precision-machined
- 2.02″ overall length
- .560″ top diameter
- Tapered nose design
- No-lead fuel compatible
- Accepts any valve-stem material
- OEM-style top hat seals
- Standard .420″ seal machined
- Works as intake/exhaust
- OEM lower collar compatible
- Chromed stem service ready
- Made in U.S.A.
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