PAC Racing Springs Engines & Components

VALVE LOCKS PAC STEEL

Part Number: RSC-PAC-L8163

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Estimated Ship Date: May 6, 2026 if ordered today

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SINGLE RETAINER

Part Number: RSC-PAC-R389

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Estimated Ship Date: May 6, 2026 if ordered today

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RETAINER CHROME MOLY STEEL

Part Number: RSC-PAC-R392-16

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Estimated Ship Date: May 6, 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-R402-16

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Estimated Ship Date: May 6, 2026 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: May 6, 2026 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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Estimated Ship Date: May 6, 2026 if ordered today

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RETAINER Ti-17 TITANIUM

Part Number: RSC-PAC-R539

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Estimated Ship Date: May 6, 2026 if ordered today

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Spring

Part Number: RSC-PAC-R539-16

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Estimated Ship Date: May 6, 2026 if ordered today

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Dual Spring 500 Series Retainer - Titanium Retainer for RPM Sereis Dual Valve Springs. Lock angle: mini 8 de

Part Number: RSC-PAC-R550

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Estimated Ship Date: May 6, 2026 if ordered today

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

Part Number: RSC-PAC-L8045

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Estimated Ship Date: May 6, 2026 if ordered today

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

Part Number: RSC-PAC-L8045-16

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Estimated Ship Date: May 6, 2026 if ordered today

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

Part Number: RSC-PAC-L8076

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Estimated Ship Date: May 6, 2026 if ordered today

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VALVE LOCKS PAC Ti

Part Number: RSC-PAC-L8140-16

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Estimated Ship Date: May 6, 2026 if ordered today

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VALVE LOCKS PAC STEEL

Part Number: RSC-PAC-L8164

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Estimated Ship Date: May 6, 2026 if ordered today

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SEAT 4140 BLK OXIDE

Part Number: RSC-PAC-S137

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Estimated Ship Date: May 6, 2026 if ordered today

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1.522 OD 2.250 .950" Dual Spring

Part Number: RSC-PAC-1359-16

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Estimated Ship Date: May 7, 2026 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: May 8, 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-R553-16

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Estimated Ship Date: May 7, 2026 if ordered today

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Titanium Valve Locks - Mini 8 degree - Radius Groove - Standard Install Height

Part Number: RSC-PAC-L8121

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Estimated Ship Date: May 11, 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-R557-16

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Estimated Ship Date: May 11, 2026 if ordered today

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

Part Number: RSC-PAC-L8058

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Estimated Ship Date: May 8, 2026 if ordered today

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Valve Springs, 1900 Series Hot Rod, Dual, 1.465 in. O.D., 417 lbs./in. Rate, 0.910 in. Coil Bind Height, Set of 16

Part Number: RSC-PAC-1908-16

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Estimated Ship Date: May 8, 2026 if ordered today

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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, Set of 16

Part Number: RSC-PAC-1902-16

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Estimated Ship Date: May 8, 2026 if ordered today

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Valve Spring, 1300 Series Drag Race, Dual, 1.625 in. O.D., 629 lbs./in. Rate, 1.100 in. Coil Bind Height, Each

Part Number: RSC-PAC-1324

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Estimated Ship Date: May 11, 2026 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: May 12, 2026 if ordered today

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