PAC Racing Springs Parts and Accessories

0.030" Spring Shim 1.040" O.D.

Part Number: RSC-PAC-S183

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Estimated Ship Date: Dec 17, 2026 if ordered today

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Valve Spring Locator, Inside Locating Shoulder, Chromoly, 0.700 in. Inner Spring, 1.550 in. O.D., 0.575 in. I.D., 0.060 in. Thick, Set of 16

Part Number: RSC-PAC-S105-16

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Estimated Ship Date: Dec 16, 2026 if ordered today

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Steel Seats - for Pacaloy Retainers

Part Number: RSC-PAC-S123-16

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Estimated Ship Date: Dec 16, 2026 if ordered today

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Steel Spring Seats 0.030 thick for RPM Dual Springs

Part Number: RSC-PAC-S136-16

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Estimated Ship Date: Dec 15, 2026 if ordered today

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Steel Spring Seats (0.060 Thickness)

Part Number: RSC-PAC-S102-16

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Estimated Ship Date: Dec 16, 2026 if ordered today

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RETAINER CHROME MOLY STEEL

Part Number: RSC-PAC-R394-16

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Estimated Ship Date: Dec 15, 2026 if ordered today

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Steel Spring Seats (0.060 Thickness)

Part Number: RSC-PAC-S128-16

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Estimated Ship Date: Dec 15, 2026 if ordered today

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

Part Number: RSC-PAC-L8147

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Estimated Ship Date: Dec 15, 2026 if ordered today

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

Part Number: RSC-PAC-L8093

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Valve Springs, 1400 Series, Single, 1.305 in. Outside Diameter, 437 lb/in., 0.943 in Inside Diameter, Each

Part Number: RSC-PAC-1421

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SEAT TOOL STEEL

Part Number: RSC-PAC-S154X-16

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 16, 2026 if ordered today

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Throttle Springs - 2.500 Long - heavy

Part Number: RSC-PAC-3003

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Estimated Ship Date: Dec 9, 2026 if ordered today

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Throttle Springs - 2.500 Long - med

Part Number: RSC-PAC-3002

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Estimated Ship Date: Dec 16, 2026 if ordered today

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

Part Number: RSC-PAC-L8131

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Estimated Ship Date: Dec 15, 2026 if ordered today

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Lightweight springs for valvetrain mock-up (0.86 OD x 3.0 long)

Part Number: RSC-PAC-T910

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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 - Standard Install Height

Part Number: RSC-PAC-L8150

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

Part Number: RSC-PAC-LR8066

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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, Each

Part Number: RSC-PAC-S159

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Estimated Ship Date: Dec 11, 2026 if ordered today

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Steel Spring Seats (0.060 Thickness)

Part Number: RSC-PAC-S131

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Estimated Ship Date: Dec 17, 2026 if ordered today

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Throttle Springs - 5.000 Long - light

Part Number: RSC-PAC-3007

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Estimated Ship Date: Dec 16, 2026 if ordered today

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

Part Number: RSC-PAC-L8134

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Estimated Ship Date: Dec 17, 2026 if ordered today

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Shims - 1.500 - 0.015 thick

Part Number: RSC-PAC-S195

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Estimated Ship Date: Dec 17, 2026 if ordered today

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

Part Number: RSC-PAC-L8119-16

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Estimated Ship Date: Dec 15, 2026 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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Estimated Ship Date: Dec 15, 2026 if ordered today

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