Thickness- .060″, Guide-.569″, OD-1.570″, Spring ID-.810″
Set of (16)
HP Spring I.D. Locators are manufactured from chrome-moly with a black oxide finish. The inside edge on these inserts keeps the spring centered. Outside Cups, also in chrome-moly with black oxide, control spring walk with an outside lip. Flat HP Valve Spring Inserts have heat-retarding serrations with a blue tint indicating heat treatment.
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