PAC Racing Springs Engines & Components

Valve Spring, 1300 Series, Dual, 1.500 in. Outside Diameter, 467 lb/in., 0.790 in Inside Diameter, Each

Part Number: RSC-PAC-1340

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Estimated Ship Date: Apr 3, 2026 if ordered today

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Valve Spring, 1300 Series, Dual, 1.570 in. Outside Diameter, 743 lb/in., 0.780 in Inside Diameter, Each

Part Number: RSC-PAC-1344

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VALVE SPRING

Part Number: RSC-PAC-1364M

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Valve Springs, 1400 Series, Single, 1.330 in. Outside Diameter, 526 lb/in., 0.930 in Inside Diameter, Each

Part Number: RSC-PAC-1422

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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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Valve Spring, Hot Rod Series, Single, 1.460 in. O.D., 307 lbs./in. Rate, 1.145 in. Coil Bind Height, Each

Part Number: RSC-PAC-1921

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Valve Lock

Part Number: RSC-PAC-L8015

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Valve Lock

Part Number: RSC-PAC-L8015-16

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

Part Number: RSC-PAC-L8017

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SPRING SEAT

Part Number: RSC-PAC-S105X

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Steel Spring Seats (0.060 Thickness)

Part Number: RSC-PAC-S107

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Steel Spring Seats (0.060 Thickness)

Part Number: RSC-PAC-S107-16

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Steel Spring Seats (0.060 Thickness)

Part Number: RSC-PAC-S108

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Steel Spring Seats (0.060 Thickness)

Part Number: RSC-PAC-S108-16

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Steel Spring Seats (0.060 Thickness)

Part Number: RSC-PAC-S115

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Valve Spring Locator, Inside Locating Shoulder, Chromoly, 1.270 in. O.D., 0.520 in. I.D., 0.060 in. Thick, Each

Part Number: RSC-PAC-S121

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Steel Spring Seats (0.060 Thickness)

Part Number: RSC-PAC-S131-16

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Steel Seats - .030 thick

Part Number: RSC-PAC-S132

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SEAT TOOL STEEL

Part Number: RSC-PAC-S140X

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MX-MOTORCYCLE VALVE SPRING

Part Number: RSC-PAC-MX138

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MX-YAMAHA

Part Number: RSC-PAC-MX143

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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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Beehive 300 Series Retainer - Retainer for Super Stock Only. Lock angle: STD 7 degree

Part Number: RSC-PAC-R333

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SEAT CHROME MOLY SPRING

Part Number: RSC-PAC-S141

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SEAT TOOL STEEL

Part Number: RSC-PAC-S154X

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