Description
C630 NICKEL-ALUMINUM BRONZE VALVE GUIDES5% nickel content provides superior resistance to wear and the 80% copper content delivers outstanding heat conductivityDesigned to have minimal effect on air stream while maintaining critical cross sectional thickness in high temperature areasPrecision-machined from C630 nickel-aluminum bronzeCompatible with no-lead fuel and accept any type of valve-stem materialEVOLUTION OEM-STYLE GUIDESOverall length is 2.40"OEM styleMachined for standard .420" sealCan be used as an intake or exhaust valve guideMade in the U.S.A.XL OEM-STYLE GUIDESOverall length is 1.77"Made in the U.S.A.
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