Valve Springs

Valve Spring, 1300 Series Drag Race, Dual, 1.500 in. Outside Diameter, 780 lb/in., 0.726 in Inside Diameter, Each

Part Number: RSC-PAC-1356

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Valve Spring, 1300 Series Drag Race, Dual, 0.900 in. Maximum Valve Lift, 780 lbs./in. Rate, 1.130 in. Coil Bind Height, 1.500 in. O.D., Each

Part Number: RSC-PAC-1329

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SPRING

Part Number: MAN-221420-1

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Estimated Ship Date: Feb 16, 2026 if ordered today

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Valve Spring, Dual, 1.500 in. Outside Diameter, 475 lbs./in. Rate, 1.040 in. Coil Bind Height, Each

Part Number: HRS-98541-1

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Estimated Ship Date: Feb 25, 2026 if ordered today

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SPRING-1.500 DOUBLE

Part Number: MAN-221457-1

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Estimated Ship Date: Feb 16, 2026 if ordered today

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Valve Springs, Dual, 1.500 in. Outside Diameter, 800 lbs./in. Rate, 1.130 in. Coil Bind Height, Each

Part Number: MAN-221456-1

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Estimated Ship Date: Feb 16, 2026 if ordered today

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Valve Spring, 1300 Series, Dual, 1.500 in. Outside Diameter, 467 lb/in., 0.790 in Inside Diameter, Each

Part Number: RSC-PAC-1340

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Estimated Ship Date: Mar 2, 2026 if ordered today

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