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QualCast, LLC 52-65000SK
Spring Kit, High Performance Engine Valve Spring Kit Title Performance Kit with 16 Springs, 16 Retainers, and 32 Keepers Outside Diameter 1.289T Closed Pressure 105 @1.800 Open Pressure 260 @1.200
S. B. International, Inc. 160-1212
SBI Valve Spring. Specifications: Closed Pressure: 69@1.740, Coils / Turn Direction: 6.75 LH, I.D: 1.067, Length: 2.208, O.D.: 1.420, Open Pressure: 145@1.320, Solid Height: 1.130, Wire Diameter: 0.177.
S. B. International, Inc. 160-1718
SBI Valve Spring. Specifications: Closed Pressure: 88@2.370, Coils / Turn Direction: 7.75 RH, I.D: 0.957, Length: 2.683, O.D.: 1.366, Open Pressure: 214@1.922, Solid Height: 1.587, Wire Diameter: 0.205.
PAC Racing Springs PAC-1355-16
VALVE SPRING ASSY DRAG RACE; 0.726 in. ID - 1.500 in. OD - 2.175 in. installed Height - 1.000 in. Max Valve Lift
S. B. International, Inc. 051-250
SBI Valve Spring. Precision-manufactured valve train component by S.B. International, Inc.
QualCast, LLC 52-65008SK
Spring Kit, High Performance Engine Valve Spring Kit Title Performance Kit with 16 Springs, 16 Retainers, and 32 Keepers Outside Diameter 1.289T Closed Pressure 105 @1.800 Open Pressure 260 @1.200
S. B. International, Inc. 160-1213
SBI Valve Spring. Specifications: Closed Pressure: 55@2.096, Coils / Turn Direction: 7.00 RH, I.D: 1.069, Length: 2.341, O.D.: 1.469, Open Pressure: 180@1.530, Solid Height: 1.434, Wire Diameter: 0.200.
S. B. International, Inc. 160-1719
SBI Valve Spring. Specifications: Closed Pressure: 67@2.140, Coils / Turn Direction: 7.25 LH, I.D: 0.866, Length: 2.515, O.D.: 1.197, Open Pressure: 164@1.602, Solid Height: 1.199, Wire Diameter: 0.165.
