SBI Performance Valve Spring. Specifications: Closed Pressure: 130@1.800, Coils / Turn Direction: 6.20 RH, I.D: 0.876, Length: 2.180, O.D.: 1.260, Open Pressure: 350@1.200, Solid Height: 1.160, Wire Diameter: 0.192.

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

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