PAC Racing Springs Engines & Components

0.015" Spring Shim 1.040" O.D.

Part Number: RSC-PAC-S181

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Estimated Ship Date: May 6, 2026 if ordered today

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Valve Spring Locator, Inside Locating Shoulder, Chromoly, 1.550 in. O.D., 0.575 in. I.D., 0.060 in. Thick, Each

Part Number: RSC-PAC-S103

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SINGLE RETAINER

Part Number: RSC-PAC-R374

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VALVE SPRING RETAINER

Part Number: RSC-PAC-R382

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

Part Number: RSC-PAC-L8132

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Valve Locks, Machined, Steel, 8 Degree, 1-Groove, 0.313 in. Valve Stem, Pair

Part Number: RSC-PAC-L8074

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VALVE SRPING RETAINER EACH

Part Number: RSC-PAC-R394

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Dual Spring 600 Series Retainer - Tool Steel Pro Drag Race for PAC-1376 Valve Spring (DLC Option). Lock angle

Part Number: RSC-PAC-R660

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Valve Spring, 1200 Series, Dual, 1.300 in. Outside Diameter, 408 lb/in., 0.655 in. Inside Diameter, Each

Part Number: RSC-PAC-1221

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VALVE LOCKS PAC STEEL

Part Number: RSC-PAC-L8068

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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-R381

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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-R385

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Estimated Ship Date: May 6, 2026 if ordered today

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VALVE LOCK

Part Number: RSC-PAC-L8161

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Estimated Ship Date: May 7, 2026 if ordered today

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

Part Number: RSC-PAC-LR8027

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Estimated Ship Date: May 8, 2026 if ordered today

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

Part Number: RSC-PAC-L8142

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Estimated Ship Date: May 5, 2026 if ordered today

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

Part Number: RSC-PAC-L8067

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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-L8085

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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-LR8068

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

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Valve Spring Retainers, 300 Series, Chromoly Steel, 1.015 in. O.D., Single, Beehive, 7 degree, Mini, Each

Part Number: RSC-PAC-R375

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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-R383

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Estimated Ship Date: May 6, 2026 if ordered today

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Valve Spring Locator, Seat and Cup for Dual Springs, Inside Locating Shoulder Type, 1.550 in. O.D., 0.855 in./0.635 in. Dia. Steps, Chromoly, Each

Part Number: RSC-PAC-S102

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Estimated Ship Date: May 6, 2026 if ordered today

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Steel Spring Seats (0.060 Thickness)

Part Number: RSC-PAC-S108

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Estimated Ship Date: May 6, 2026 if ordered today

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SEAT CHROME MOLY SPRING

Part Number: RSC-PAC-S141

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Estimated Ship Date: May 6, 2026 if ordered today

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SEAT CHROME MOLY SPRING

Part Number: RSC-PAC-S154

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Estimated Ship Date: May 4, 2026 if ordered today

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