PAC Racing Springs Camshafts & Valvetrain

Dual Spring 400 Series Retainer - Titanium Retainer for PAC-1222X Valve Spring. Lock angle: LS 7 degree

Part Number: RSC-PAC-R455

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Valve Spring, 1900 Series Hot Rod, Dual, 1.540 in. O.D., 431 lbs./in. Rate, 1.125 in. Coil Bind Height, Each

Part Number: RSC-PAC-1924

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

Part Number: RSC-PAC-L8018

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Valve Spring Retainers, 400 Series, Tall, Titanium, 1.480 in. Outer Spring O.D., 10 degree Lock Style, Dual Springs, +0.050 in. Installed Height, Each

Part Number: RSC-PAC-R404

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Estimated Ship Date: Dec 1, 2025 if ordered today

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

Part Number: RSC-PAC-L8082

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Estimated Ship Date: Dec 1, 2025 if ordered today

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

Part Number: RSC-PAC-L8055

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Valve Spring, RPM Series, Beehive, Single, 1.290 in. O.D., 384 lbs/in. Rate, 1.100 in. Coil Bind Height, Each

Part Number: RSC-PAC-1211X

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

Part Number: RSC-PAC-R464

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Estimated Ship Date: Dec 1, 2025 if ordered today

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

Part Number: RSC-PAC-L8048

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VALVE LOCKS PAC Ti

Part Number: RSC-PAC-L8124

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Estimated Ship Date: Dec 1, 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 1, 2025 if ordered today

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SINGLE SPRING

Part Number: RSC-PAC-1231X

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Estimated Ship Date: Today

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

Part Number: RSC-PAC-L8006

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Estimated Ship Date: Dec 1, 2025 if ordered today

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

Part Number: RSC-PAC-L8083

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Estimated Ship Date: Dec 1, 2025 if ordered today

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VALVE SPRING

Part Number: RSC-PAC-1275X

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Estimated Ship Date: Dec 1, 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 1, 2025 if ordered today

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Valve Springs, Specialty and Class Specific, Beehive, Single, 1.282 in./1.077 O.D., 286 lbs./in. Rate, 1.181 in. Coil Bind Height, Each

Part Number: RSC-PAC-1280X

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Valve Springs, Specialty and Class Specific, 604 Create Motor Cheater, Single, 1.350 in. O.D., 380 lbs./in. Rate, 1.180 in. Coil Bind Height, Each

Part Number: RSC-PAC-1212X

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Estimated Ship Date: Nov 28, 2025 if ordered today

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

Part Number: RSC-PAC-L8079

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Estimated Ship Date: Dec 1, 2025 if ordered today

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

Part Number: RSC-PAC-L8130

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Estimated Ship Date: Dec 1, 2025 if ordered today

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

Part Number: RSC-PAC-L8117

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Estimated Ship Date: Dec 1, 2025 if ordered today

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

Part Number: RSC-PAC-L8119

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Dual Spring 400 Series Retainers - Titanium Ford (FMOD) for PAC-1512 Valve Springs. Lock angle: 7 degree

Part Number: RSC-PAC-R439

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Valve Springs, Beehive, Single, 1.589 in. O.D., 313 lbs./in. Rate, 1.180 in. Coil Bind Height, Each

Part Number: RSC-PAC-1295

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Estimated Ship Date: Today

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

Part Number: RSC-PAC-L8056

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