SBI Valve Spring. Specifications: Closed Pressure: 23.5@1.250, Coils / Turn Direction: 7.30 RH, I.D: 0.669, Length: 1.462, O.D.: 0.905, Open Pressure: 67.5@0.925, Solid Height: 0.875, Wire Diameter: 0.118.

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S.B. International delivers premium valve train components trusted by engine builders. This valve spring is precision-manufactured in the USA to meet or exceed OEM specifications for reliable engine performance.

• SBI precision-manufactured valve spring | Meets or exceeds OEM specifications | Made in USA by S.B. International