PAC Racing Springs Camshafts & Valvetrain

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: Nov 10, 2025 if ordered today

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

Part Number: RSC-PAC-LR8065

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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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Valve Spring, RPM Series, Dual, 1.274 in. Outside Diameter, 600 lb/in., 0.630 in Inside Diameter, Each

Part Number: RSC-PAC-1238X

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VALVE LOCKS PAC STEEL

Part Number: RSC-PAC-L8143

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Shims - 1.500 - 0.030 thick

Part Number: RSC-PAC-S193

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Recessed Steel Valve Locks - Standard 10 degree - Square Groove - Standard Install Height

Part Number: RSC-PAC-LR8025

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Steel Spring Seats (0.060 Thickness)

Part Number: RSC-PAC-S120-16

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Valve Spring Locator, Inside Locating Shoulder, Chromoly, 1.285 in. O.D., 0.575 in. I.D., 0.060 in. Thick, Set of 16

Part Number: RSC-PAC-S159-16

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

Part Number: RSC-PAC-L8130-16

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

Part Number: RSC-PAC-L8136

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Valve Locks, 10 degree, Square Groove-style, Machined, Steel, 1-groove, 0.344 in. Stem Diameter, 0.050 in. Installed Height, Pair

Part Number: RSC-PAC-L8027

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Shims - 1.620 - 0.030 thick

Part Number: RSC-PAC-S197

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Steel Spring Seats (0.060 Thickness)

Part Number: RSC-PAC-S128

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Valve Spring, 1200 Series, Dual, 1.244 in. Outside Diameter, 540 lb/in Rate, 0.624 in. Inside Diameter, Each

Part Number: RSC-PAC-1202

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

Part Number: RSC-PAC-L8131-16

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

Part Number: RSC-PAC-L8092-16

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

Part Number: RSC-PAC-L8093-16

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VALVE LOCKS PAC STEEL

Part Number: RSC-PAC-L8144-16

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VALVE SPRINGS

Part Number: RSC-PAC-1321-16

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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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Dual Spring 600 Series Retainer - Tool Steel Retainer for PAC-1530 & 1335 Dual Valve Springs. Lock angle: mi

Part Number: RSC-PAC-R632

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Valve Springs, 1200 Series, Single, 1.405 in. O.D., 283 lbs./in. Rate, 1.060 in. Coil Bind Height, Each

Part Number: RSC-PAC-1286

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Valve Locks, 8 degree, Square Groove-style, Machined, Steel, 1-groove, 0.344 in. Stem Diameter, Pair

Part Number: RSC-PAC-L8145

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Valve Springs, 1900 Series Hot Rod, Single, 1.540 in. O.D, 311 lbs./in. Rate, 1.200 in. Coil Bind Height, Set of 16

Part Number: RSC-PAC-1933-16

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