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S. B. International, Inc. 051-278
SBI Valve Spring. Precision-manufactured valve train component by S.B. International, Inc.
QualCast, LLC 32-901-D
Spring Engine Valve Spring Inside Diameter 1.080 Outside Diameter 1.494 Closed Pressure 91-101 @ 1.65 Open Pressure 231-245 @ 1.220
S. B. International, Inc. 160-1219
SBI Valve Spring. Specifications: Closed Pressure: 54@2.300, Coils / Turn Direction: 9.30 RH, I.D: 0.898, Length: 2.760, O.D.: 1.222, Open Pressure: 147@1.700, Solid Height: 1.521, Wire Diameter: 0.162.
S. B. International, Inc. 051-289
SBI Valve Spring. Precision-manufactured valve train component by S.B. International, Inc.
QualCast, LLC 32-902
Spring Engine Valve Spring Inside Diameter 1.000/1.020 Outside Diameter 1.368/1.388 Closed Pressure 71-79 @ 1.660 Open Pressure 171-189 @ 1.230
