Engines & Engine Parts

SINGLE SPRING

Part Number: RSC-PAC-1231X

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Steel Spring Seats (0.060 Thickness)

Part Number: RSC-PAC-S119

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Valve Spring Retainers, 300 Series, Dual Spring, 7 Degree, 1.300 in. O.D. Outer, 0.940 in. O.D. Inner, Chromoly Steel, Chevy, LS, Each

Part Number: RSC-PAC-R335

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Estimated Ship Date: Dec 4, 2025 if ordered today

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Valve Spring Locator, Seat and Cup for Dual Springs, Inside Locating Shoulder Type, 1.550 in. O.D., 0.855 in./0.635 in. Dia. Steps, Chromoly, Each

Part Number: RSC-PAC-S102

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Estimated Ship Date: Dec 4, 2025 if ordered today

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Steel Spring Seats (0.060 Thickness)

Part Number: RSC-PAC-S109

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Estimated Ship Date: Dec 4, 2025 if ordered today

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Steel Spring Seats (0.060 Thickness)

Part Number: RSC-PAC-S110

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Estimated Ship Date: Dec 4, 2025 if ordered today

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Dual Spring 500 Series Retainer - Titanium Retainer for PAC-1385 & 1395 Dual Valve Springs. Lock angle: STD

Part Number: RSC-PAC-R519

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Estimated Ship Date: Dec 4, 2025 if ordered today

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Steel Spring Seats (0.060 Thickness)

Part Number: RSC-PAC-S130-16

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Estimated Ship Date: Dec 4, 2025 if ordered today

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Valve Springs, Beehive, Single, 1.061 in. O.D., 275 lbs./in. Rate, 1.400 in. Coil Bind Height, Set of 16

Part Number: RSC-PAC-1214-16

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Estimated Ship Date: Dec 4, 2025 if ordered today

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Valve Springs, 1400 Series, Single, 1.330 in. Outside Diameter, 526 lb/in., 0.930 in Inside Diameter, Each

Part Number: RSC-PAC-1422

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Estimated Ship Date: Dec 4, 2025 if ordered today

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Valve Spring Retainer, 400 Series, Single, Titanium, 0.795 in. O.D., Each

Part Number: RSC-PAC-R464

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 4, 2025 if ordered today

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Triple Spring 500 Series Retainer - Titanium Retainer for Triple Drag Race Springs. Lock angle: STD 8

Part Number: RSC-PAC-R502

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Estimated Ship Date: Dec 4, 2025 if ordered today

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Dual Spring 500 Series Retainer - Titanium Retainer for 1.175 Series Dual Springs. Lock angle: STD 10

Part Number: RSC-PAC-R504

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Estimated Ship Date: Dec 4, 2025 if ordered today

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Triple Spring 500 Series Retainer - Titanium Retainer for Large OD Retainer for Large Triple Spring, for bette

Part Number: RSC-PAC-R565

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Estimated Ship Date: Dec 4, 2025 if ordered today

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Beehive 600 Series Retainer - Ultra Light Weight Steel for Super Stock PAC-1409X Valve Spring. Lock angle: 7

Part Number: RSC-PAC-R633

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Estimated Ship Date: Dec 4, 2025 if ordered today

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Beehive Spring Retainer 300 Series - Retainer for PAC-1255, 1295, & 1595 Valve Springs. Lock angle: STD 10 de

Part Number: RSC-PAC-R313

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Estimated Ship Date: Dec 4, 2025 if ordered today

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Dual Spring 300 Series Retainer - Retainer for Marine Applications. Lock angle: STD 10 degree

Part Number: RSC-PAC-R315-16

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Estimated Ship Date: Dec 4, 2025 if ordered today

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Dual Spring 300 Series Retainer - Retainer for PAC-1202 & 1203 Valve Springs. Lock angle: 7 degree

Part Number: RSC-PAC-R334

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Estimated Ship Date: Dec 4, 2025 if ordered today

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Dual Spring 400 Series Retainer - +0.050 Sportsman Drag Race/Circle Track Retainer. Lock angle: STD 10

Part Number: RSC-PAC-R405

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Estimated Ship Date: Dec 4, 2025 if ordered today

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Valve Spring Retainer, 400 Series, Dual, Titanium, 1.300 in. O.D., 7 degree, Each

Part Number: RSC-PAC-R416

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Estimated Ship Date: Dec 4, 2025 if ordered today

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Steel Spring Seats (0.060 Thickness)

Part Number: RSC-PAC-S114

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Estimated Ship Date: Dec 4, 2025 if ordered today

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Steel Spring Seats (0.060 Thickness)

Part Number: RSC-PAC-S120-16

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Estimated Ship Date: Dec 4, 2025 if ordered today

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Steel Spring Seats (0.060 Thickness)

Part Number: RSC-PAC-S126-16

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Estimated Ship Date: Dec 4, 2025 if ordered today

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Dual Spring 600 Series Retainer - Tool Steel Retainer for all 1.050 ID Dual Springs. Lock angle: STD 10 degre

Part Number: RSC-PAC-R608

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Estimated Ship Date: Dec 4, 2025 if ordered today

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Valve Springs, Dual, 1.437 in. Outside Diameter, 391 lbs./in. Rate, 1.085 in. Coil Bind Height, Set of 16

Part Number: MAN-22407-16

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