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S. B. International, Inc. 050-1348
SBI Valve Spring. Precision-manufactured valve train component by S.B. International, Inc.
QualCast, LLC 32-1332
Spring Engine Valve Spring Inside Diameter 1.076 Outside Diameter 1.492 Closed Pressure 89 @ 2.240 Open Pressure 240 @ 1.670
S. B. International, Inc. 160-1531
SBI Valve Spring. Specifications: Closed Pressure: 46@2.200, Coils / Turn Direction: 8.00 RH, I.D: 1.136, Length: 2.504, O.D.: 1.530, Open Pressure: 187@1.535, Solid Height: 1.499, Wire Diameter: 0.197.
Manley 221452SF-16
Manley Valve Spring, 1.550 DOUBLE; Manley Valve Spring, SPRING-1.550 DOUBLE
S. B. International, Inc. 050-1379
SBI Valve Spring. Specifications: Closed Pressure: 78@2.000, Coils / Turn Direction: 7.60 RH, I.D: 0.948, Length: 2.385, O.D.: 1.320, Open Pressure: 174@1.650, Solid Height: 1.400, Wire Diameter: 0185.
QualCast, LLC 32-1368
Spring Engine Valve Spring Inside Diameter 0.710 Outside Diameter 0.960 Closed Pressure 37 @ 1.350 Open Pressure 62 @ 1.100
