Engines & Components | Summit Racing

Trick Flow® by PAC Racing Single Valve Springs TFS-15100

Trick Flow® by PAC Racing Single Valve Springs TFS-15100

Valve Springs, PAC Racing, Single, .953 in. Outside Diameter, 144 lbs./in. Rate, .860 in. Coil Bind, Set 16

Part Number: TFS-15100

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BTR Valve Spring Locators SL520060-16

Valve Spring Locators BTR Spring ; .520 ID, .060 Thick

Part Number: BTC-SL520060-16

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COMP Cams Valve Springs 947-1

Valve Spring, Triple, 1.645 in. Outside Diameter, 681 lbs./in. Rate, 1.130 in. Coil Bind Height, Each

Part Number: CCA-947-1

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Howards Cams Electro Polished Pro-Alloy Mechanical Roller Valve Springs 98637-1

Valve Spring, Dual, 1.550 in. Outside Diameter, 521 lbs./in. Rate, 1.190 in. Coil Bind Height, Each

Part Number: HRS-98637-1

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Estimated Ship Date: Jun 18, 2026 if ordered today

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Estimated Ship Date: Jun 18, 2026 if ordered today

COMP Cams Titanium Valve Spring Retainers 733-1

Valve Spring Retainer, Titanium, 10 Degree, 1.625 in. Outside Diameter, .765 in. Inside Diameter, Each

Part Number: CCA-733-1

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Estimated Ship Date: Jun 22, 2026 if ordered today

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Estimated Ship Date: Jun 22, 2026 if ordered today

Dura-Bond Valve Spring Booster Shims 1055

Valve Spring Shims, Steel, 1.250 in. Outside Diameter, .015 in. Thick, Set of 100

Part Number: DUR-1055

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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BTR Valve Spring Retainers SR004S-16

Valve Spring Retainers, 1.200 in. O.D. Outer Spring, 0.670 in. I.D. Inner Spring, 0.344 in. Stem Diameter, 7 Degree Lock, Standard Spring, Set of 16

Part Number: BTC-SR004S-16

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Estimated Ship Date: May 14, 2026 if ordered today

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Estimated Ship Date: May 14, 2026 if ordered today

Pioneer Automotive Valve Springs S-1052

VL SPR KIT

Part Number: PIO-S-1052

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Trick Flow® Valve Spring Cups TFS-52900444

Valve Spring Cups, 1.175 in. Spring Diameter, .045 in. Cup Thickness, Steel, Set of 8

Part Number: TFS-52900444

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PAC Racing Specialty & Class Specific Valve Springs PAC-1409X

Valve Spring, Specialty and Class Specific, Beehive Series, Single, 436 lbs./in. Rate, 1.190 in. Coil Bind Height, Each

Part Number: RSC-PAC-1409X

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Howards Cams Pacaloy Mechanical Roller Valve Springs 98844-1

Valve Spring, Dual, 1.570 OD

Part Number: HRS-98844-1

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Estimated Ship Date: Jun 18, 2026 if ordered today

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Estimated Ship Date: Jun 18, 2026 if ordered today

Summit Racing™ Valve Springs SUM-174045T-1

BBC 1.645 Triple Springs, .900 Max Lift @ 332 Lb. seat @ 2.100 Installed, 950 Lb. @ 1.200 Open, 1.130 C.B., 687 Rate, 183gr. Like PAC 1248

Part Number: SUM-174045T-1

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Manley Valve Spring Shims 03236-50

Valve Spring Shims, Hardened, 0.703 in. I.D., 1.480 in. O.D., 0.060 in. Thick, Set of 50

Part Number: MAN-03236-50

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 15, 2026 if ordered today

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Estimated Ship Date: Jun 15, 2026 if ordered today

PAC Racing 600 Series Valve Spring Retainers PAC-R635

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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Estimated Ship Date: Jun 23, 2026 if ordered today

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Estimated Ship Date: Jun 23, 2026 if ordered today

Trick Flow® Titanium Valve Spring Retainers TFS-214T0630-1

Valve Spring Retainer, Titanium, 10 Degree, 1.500 in. Outside Diameter, .635 in. Inside Diameter, Each

Part Number: TFS-214T0630-1

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COMP Cams Valve Spring Locators 4731-8

Valve Spring Locator, Inside Locating Shoulder, Steel, 0.100 in. Thick, 1.340 in. O.D., 0.570 in. I.D., 0.650 in. Spring I.D., Set of 8

Part Number: CCA-4731-8

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

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Estimated Ship Date: Jun 22, 2026 if ordered today

PAC Racing 600 Series Valve Spring Retainers PAC-R643

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

Part Number: RSC-PAC-R643

Not Yet Reviewed

Estimated Ship Date: Jun 17, 2026 if ordered today

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Estimated Ship Date: Jun 17, 2026 if ordered today

BTR Valve Spring Locators SL520045-16

Valve Spring Locators BTR Spring ; .520 ID, .045 Thick

Part Number: BTC-SL520045-16

Not Yet Reviewed

Estimated Ship Date: May 14, 2026 if ordered today

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Estimated Ship Date: May 14, 2026 if ordered today

Dura-Bond Valve Spring Booster Shims 3110-HP

Valve Spring Shims, Case Hardened Steel, 1.358 in. Outside Diameter, .030 in. Thick, Set of 50

Part Number: DUR-3110HP

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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PAC Racing RPM Series Valve Springs PAC-1276X

Valve Springs, RPM Series, Beehive, Single, 1.290 in./1.040 O.D., 420 lbs./in. Rate, 1..070 in. Coil Bind Height, Each

Part Number: RSC-PAC-1276X

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PAC Racing 400 Series Valve Spring Retainers PAC-R404

Valve Spring Retainers, 400 Series, Tall, Titanium, 1.480 in. Outer Spring O.D., 10 degree Lock Style, Dual Springs, +0.050 in. Installed Height, Each

Part Number: RSC-PAC-R404

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Estimated Ship Date: Jun 22, 2026 if ordered today

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Estimated Ship Date: Jun 22, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

PAC Racing 400 Series Valve Spring Retainers PAC-R404-16

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PAC Racing 1200 Series Drag Race Valve Springs PAC-1228

Valve Spring, 1200 Series Drag Race, Dual, 1.625 in. O.D., 629 lbs./in. Rate, 1.100 in. Coil Bind Height, Each

Part Number: RSC-PAC-1228

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Manley NexTek Valve Springs 221447-1

Valve Spring, Triple, 1.677 in. Outside Diameter, 746 lbs./in. Rate, 1.160 in. Coil Bind Height, Each

Part Number: MAN-221447-1

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Trick Flow® by PAC Racing Dual Valve Springs TFS-16318-1

Valve Springs, PAC Racing, Dual, 1.560 in. Outside Diameter, 500 lbs./in. Rate, 1.100 in. Coil Bind, Each

Part Number: TFS-16318-1

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Estimated Ship Date: Tomorrow

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Howards Cams Pro-Alloy Mechanical Roller Valve Springs 98643-1

Valve Spring, Dual, 1.550 in. Outside Diameter, 508 lbs./in. Rate, 1.080 in. Coil Bind Height, Each

Part Number: HRS-98643-1

Not Yet Reviewed

Estimated Ship Date: Jun 18, 2026 if ordered today

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Estimated Ship Date: Jun 18, 2026 if ordered today

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