PAC Racing Springs Engines & Components

SEAT 4140 BLK OXIDE

Part Number: RSC-PAC-S137

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

• Drop Ship
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Valve Springs, Hot Rod Series, Beehive, 1.254 in. O.D., 422 lbs/in. Rate, 1.150 in. Coil Bind Height, Each

Part Number: RSC-PAC-1902

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Estimated Ship Date: Oct 31, 2025 if ordered today

• Special Order

Spring

Part Number: RSC-PAC-L8089

Not Yet Reviewed

• Special Order

VALVE SRPING RETAINER EACH

Part Number: RSC-PAC-R393

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Estimated Ship Date: Oct 31, 2025 if ordered today

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SHIM 1.289x0.452x0.035

Part Number: RSC-PAC-S200

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Estimated Ship Date: Oct 31, 2025 if ordered today

• Special Order

DIESEL VALVE SPRING PAIR

Part Number: RSC-PAC-D100

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Estimated Ship Date: Tomorrow if ordered today

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VALVE SPRING

Part Number: RSC-PAC-D200

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Estimated Ship Date: Tomorrow if ordered today

• Special Order

VALVE SPRING

Part Number: RSC-PAC-D300

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Estimated Ship Date: Tomorrow if ordered today

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Valve Springs, Hot Rod Series, Dual, 1.490 in. O.D., 367 lbs./in. Rate, 1.075 in. Coil Bind Height, Each

Part Number: RSC-PAC-1914

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Estimated Ship Date: Tomorrow if ordered today

• Special Order

Valve Spring, Hot Rod Series, Single, 1.460 in. O.D., 307 lbs./in. Rate, 1.145 in. Coil Bind Height, Each

Part Number: RSC-PAC-1921

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• Special Order

VALVE LOCKS PAC STEEL

Part Number: RSC-PAC-L8088

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Estimated Ship Date: Nov 20, 2025 if ordered today

• Special Order

Valve Springs, Hot Rod Series, Single, 1.500 in. O.D., 376 lbs/in. Rate, 1.115 in. Coil Bind Height, Each

Part Number: RSC-PAC-1900

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Estimated Ship Date: Nov 26, 2025 if ordered today

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