SBI Valve Spring. Specifications: Closed Pressure: 100@1.890, Coils / Turn Direction: 6.50 LH, I.D: 1.190, Length: 2.520, O.D.: 1.574, Open Pressure: 165@1.510, Solid Height: 1.250, Wire Diameter: 0.192.

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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