Engines & Engine Parts

Triple Spring 500 Series Retainer - Titanium Retainer for Triple Drag Race Springs. Lock angle: STD 8

Part Number: RSC-PAC-R502-16

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Steel Spring Seats (0.060 Thickness)

Part Number: RSC-PAC-S115-16

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Steel Spring Seats (0.060 Thickness)

Part Number: RSC-PAC-S116

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Steel Spring Seats (0.060 Thickness)

Part Number: RSC-PAC-S116-16

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Steel Spring Seats (0.060 Thickness)

Part Number: RSC-PAC-S128-16

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Steel Spring Seats 0.030 thick for RPM Dual Springs

Part Number: RSC-PAC-S136

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Valve Springs, PAC Racing, Dual, 1.550 in. Outside Diameter, 540 lbs./in. Rate, 1.190 in. Coil Bind, Set of 16

Part Number: TFS-16115-16

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Valve Spring Retainers, Titanium, 10 Degree, 1.625 in. Outside Diameter, .850 in. Inside Diameter, Set of 16

Part Number: MAN-23640-16

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Valve Spring Locator, Inside Locating Shoulder, Steel, 0.060 in. Thick, 1.550 in. O.D., 0.570 in. I.D., 0.790 in. Spring I.D., Set of 16

Part Number: CCA-4776-16

4.75 out of 5 stars ( 4 )

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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 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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Dual Spring 300 Series Retainer - Retainer for PAC-1222X LS Spring. Lock angle: LS 7 degree

Part Number: RSC-PAC-R355-16

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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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Dual Spring 500 Series Retainer - Titanium Retainer for LS Dual Valve Springs PAC-1221 & 1521. Lock angle: L

Part Number: RSC-PAC-R516

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

Part Number: RSC-PAC-R455-16

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Dual Spring 600 Series Retainer - Light Weight Steel Version of PAC-R335 LS RPM Dual Spring. Lock angle: LS

Part Number: RSC-PAC-R635

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Valve Spring, Hot Rod Series, Single, 1.540 in. O.D., 311 lbs./in. Rate, 1.200 in. Coil Bind Height, Each

Part Number: RSC-PAC-1933

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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 5, 2025 if ordered today

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Beehive 600 Series Retainer - Ultra Light Weight Steel for Super Stock PAC-1427 Valve Spring. Lock angle: mi

Part Number: RSC-PAC-R643

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Valve Spring Locator, Inside Locating Shoulder, Chromoly, 1.350 in. O.D., 0.575 in. I.D., 0.060 in. Thick, Each

Part Number: RSC-PAC-S161

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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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Steel Spring Seats (0.060 Thickness)

Part Number: RSC-PAC-S112

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Steel Spring Seats (0.060 Thickness)

Part Number: RSC-PAC-S129

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Valve Springs, 1300 Series, Dual, 1.625 in. O.D., 629 lbs./in. Rate, 1.100 in. Coil Bind Height, Each

Part Number: RSC-PAC-1328

5.0 out of 5 stars ( 1 )

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Valve Spring, 1200 Series Drag Race, Triple, 1.645 in. O.D., 682 lbs./in. Rate, 1.130 in. Coil Bind Height, Each

Part Number: RSC-PAC-1247

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