Engines & Engine Parts

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: Dec 4, 2025 if ordered today

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Valve Spring, 1300 Series, Dual, 1.570 in. Outside Diameter, 743 lb/in., 0.780 in Inside Diameter, Each

Part Number: RSC-PAC-1344

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Estimated Ship Date: Dec 4, 2025 if ordered today

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Valve Spring, 1300 Series Drag Race, Triple, 1.667 in. Outside Diameter, 752 lb/in., 0.635 in Inside Diameter, Each

Part Number: RSC-PAC-1351H

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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-S104

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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-S106

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Steel Spring Seats (0.060 Thickness)

Part Number: RSC-PAC-S107

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Steel Spring Seats (0.060 Thickness)

Part Number: RSC-PAC-S107-16

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Steel Spring Seats (0.060 Thickness)

Part Number: RSC-PAC-S108

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Steel Spring Seats (0.060 Thickness)

Part Number: RSC-PAC-S108-16

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Dual Spring 500 Series Retainer - Titanium Retainerfor PAC-1385 & 1395 Dual Valve Springs. Lock angle: STD 10

Part Number: RSC-PAC-R514

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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-1227, 1239, 1254, 1297 & 1509 Dual Valve Springs.

Part Number: RSC-PAC-R515

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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-R519-16

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Dual Spring 500 Series Retainer - Titanium Retainer for PAC-1245 & 1289 Dual Valve Springs. Lock angle: STD 1

Part Number: RSC-PAC-R536

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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-1342, 1386 & 1396 Dual Valve Springs. Lock angle

Part Number: RSC-PAC-R537

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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-1342, 1386 & 1396 Dual Valve Springs. Lock angle

Part Number: RSC-PAC-R538

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Dual Spring 500 Series Retainer - Titanium Retainer for PAC-1240, 1340 & 1540 Dual Valve Springs. Lock angle

Part Number: RSC-PAC-R540

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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-1226 & 1326 Dual Valve Springs. Lock angle: STD

Part Number: RSC-PAC-R541

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Dual Spring 500 Series Retainer - Titanium Retainer for all 1.050 ID Dual Valve Springs. Lock angle: mini 8

Part Number: RSC-PAC-R544

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Dual Spring 500 Series Retainer - Titanium Retainer for PAC-1244 Dual Valve Spring. Lock angle: STD 8 degree

Part Number: RSC-PAC-R551

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Estimated Ship Date: Dec 4, 2025 if ordered today

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Valve Springs, Beehive, Single, 1.210 in. O.D., 358 lbs./in. Rate, 1.130 in. Coil Bind Height, Set of 16

Part Number: RSC-PAC-1235-16

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Estimated Ship Date: Dec 4, 2025 if ordered today

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Valve Springs, RPM Series, Dual, Titanium Retainers, Locks, Kit

Part Number: RSC-PAC-KS34

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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

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Estimated Ship Date: Dec 4, 2025 if ordered today

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Valve Spring Retainer, 300 Series, Steel, 1.235 in. O.D., Dual, 7 degree, Each

Part Number: RSC-PAC-R316

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Estimated Ship Date: Dec 4, 2025 if ordered today

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Valve Spring, 1500 Series Circle Track Endurance, Dual, 1.284 in. O.D., 1.085 in. Coil Bind Height, Each

Part Number: RSC-PAC-1529

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Estimated Ship Date: Dec 4, 2025 if ordered today

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Valve Spring, 1900 Series Hot Rod, Dual, 1.465 in. O.D., 417 lbs./in. Rate, 0.910 in. Coil Bind Height, Each

Part Number: RSC-PAC-1908

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Estimated Ship Date: Dec 4, 2025 if ordered today

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