PAC Racing Springs Parts and Accessories

SPRING SEATS

Part Number: RSC-PAC-S105X-16

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Estimated Ship Date: Dec 15, 2026 if ordered today

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Steel Valve Locks - Mini 8 degree - Square Groove - +0.050 Install Height

Part Number: RSC-PAC-L8128

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Estimated Ship Date: Dec 15, 2026 if ordered today

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Steel Valve Locks - Standard 10 degree - Radius Groove - Standard Install Height

Part Number: RSC-PAC-L8065

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Estimated Ship Date: Dec 15, 2026 if ordered today

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RETAINER CHROME MOLY STEEL

Part Number: RSC-PAC-R388

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Estimated Ship Date: Dec 15, 2026 if ordered today

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VALVE SPRINGS

Part Number: RSC-PAC-1336-16

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Estimated Ship Date: Dec 15, 2026 if ordered today

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RETAINER PACALOY SPRING

Part Number: RSC-PAC-R672

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Estimated Ship Date: Dec 15, 2026 if ordered today

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Steel Valve Locks - Standard 7 degree - Radius Groove - +0.050 Install Height

Part Number: RSC-PAC-L8151-16

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Estimated Ship Date: Dec 16, 2026 if ordered today

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Valve Spring Retainers, 400 Series, Dual, Titanium, 1.300 in. O.D., 7 degree, Set of 16

Part Number: RSC-PAC-R416-16

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Estimated Ship Date: Dec 16, 2026 if ordered today

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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 17, 2026 if ordered today

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Solid Stop Retainer - Heavy Duty Top for abusive Top Alcohol Engines. Dual Valve Spring Retainer. Features

Part Number: RSC-PAC-R524

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Estimated Ship Date: Dec 17, 2026 if ordered today

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Titanium Valve Locks - Standard 8 degree - Square Groove - +0.050 Install Height

Part Number: RSC-PAC-L8057-16

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Estimated Ship Date: Dec 17, 2026 if ordered today

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RETAINER CHROME MOLY STEEL

Part Number: RSC-PAC-R379

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Estimated Ship Date: Dec 17, 2026 if ordered today

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Beehive 300 Series Retainer - Retainer for Super Stock Only. Lock angle: STD 7 degree

Part Number: RSC-PAC-R333-16

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Estimated Ship Date: Dec 17, 2026 if ordered today

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Triple Spring 400 Series Retainer - +0.050 Sportman Triple Spring Drag Race Retainer. Lock angle: STD 8 degre

Part Number: RSC-PAC-R402

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Estimated Ship Date: Dec 17, 2026 if ordered today

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Steel Valve Locks - Standard 7 degree - Square Groove - +0.050 Install Height

Part Number: RSC-PAC-L8149

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Estimated Ship Date: Dec 17, 2026 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 17, 2026 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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Estimated Ship Date: Dec 17, 2026 if ordered today

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Dual Spring 500 Series Retainer - Titanium Retainer for PAC-1574 Dual Spring. Lock angle: STD 8

Part Number: RSC-PAC-R553

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Estimated Ship Date: Dec 17, 2026 if ordered today

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Dual Spring 500 Series Retainer - Titanium Retainer for PAC-1341 Valve Spring. Lock angle: STD 8 degree

Part Number: RSC-PAC-R557

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Estimated Ship Date: Dec 17, 2026 if ordered today

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SPRING SEAT

Part Number: RSC-PAC-S105X

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Estimated Ship Date: Dec 17, 2026 if ordered today

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Titanium Valve Locks - Standard 10 degree - Square Groove - +0.050 Install Height

Part Number: RSC-PAC-L8047-16

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Estimated Ship Date: Dec 17, 2026 if ordered today

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Steel Valve Locks - Standard 8 degree - Radius Groove - +0.050 Install Height

Part Number: RSC-PAC-L8085-16

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Estimated Ship Date: Dec 17, 2026 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 17, 2026 if ordered today

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Valve Spring Locator, Inside Locating Shoulder, Chromoly, 1.350 in. O.D., 0.575 in. I.D., 0.060 in. Thick, Set of 16

Part Number: RSC-PAC-S161-16

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Estimated Ship Date: Dec 17, 2026 if ordered today

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Steel Valve Locks - Standard 7 degree - Radius Groove - +0.050 Install Height

Part Number: RSC-PAC-L8155

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Estimated Ship Date: Dec 18, 2026 if ordered today

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